Item 1. Business
Item 1. Business
Company Overview
Lexaria Bioscience Corp. is a biotechnology company developing the enhancement of the bioavailability of a broad range of fat-soluble active molecules and active pharmaceutical ingredients (“APIs”) using our patented DehydraTECH TM drug delivery technology. DehydraTECH combines lipophilic molecules or APIs with specific long-chain fatty acids and carrier compounds that improve the way they enter the bloodstream, increasing their effectiveness and allowing for lower overall dosing while promoting healthier oral ingestion methods.
DehydraTECH can be used with a wide range of active molecules encompassing fat-soluble vitamins, pain medications, hormones, PDE5 inhibitors, antivirals, nicotine and its analogs, and cannabinoids. Our technology can be applied to a variety of therapeutic indications, including hypertension and heart disease, and diabetes. DehydraTECH can be implemented in a multitude of ingestible or topically administered product formats including foods, beverages, oral suspensions, tablets, capsules, creams, lotions, and skin patches. It is suitable for use with a variety of product formats including pharmaceuticals, nutraceuticals, over-the-counter products, and consumer packaged goods.
DehydraTECH is a technology incorporated into the formulation and manufacturing process of new or existing orally ingestible and topical products. The procedure involves fusing the active ingredient as a delivery “payload” together with certain fatty acids and infusing the mixture into a substrate material. Using controlled dehydration processing, it combines the payload and fatty acids together at a molecular level. The newly combined molecules are then integrated into production of the end-product using any number of dosage formats. From foods and beverages to cosmetics and nutraceuticals, this technology extends across many product categories beyond the primary pharmaceutical focus of the Company. DehydraTECH formulations have been found in some cases to reduce the need for unwanted sweeteners or chemical masking agents used for flavor- and odor-blocking, allowing manufacturers to create low-sugar products with fewer calories and artificial sweeteners.
The Company has developed extensive experience from the formulation and production of its demonstration products, in various formats, that enables us to provide expert advice to our licensees with the integration of DehydraTECH in their products for the purpose of providing a more palatable and efficient delivery of bioactive molecules.
Lexaria supports our licensee’s products with our technology. A part of our business plan is to encourage new and existing participants to license and utilize DehydraTECH to enable enhanced performance of their products. These products cross a wide range of lipophilic bioactive molecules including nicotine and cannabidiol (“CBD”) with additional molecules of interest continually being evaluated.
Intellectual Property
Lexaria’s involvement with the foundational technology to DehydraTECH dates back to 2014 when it entered into a strategic relationship with Poppy’s Teas LLC, and the original inventors of DehydraTECH, who had filed two initial US provisional patent applications for the technology. The strategic relationship evolved into the acquisition by Lexaria of Poviva Tea, LLC (formerly Poppy’s Teas LLC) which entity was then converted from a limited liability company to a corporation under the name Poviva Corp. (“ Poviva ”). Poviva is now the wholly-owned subsidiary of Lexaria and the named owner of all of the patents filed in connection with DehydraTECH. Lexaria has been granted an exclusive license to use DehydraTECH technology from Poviva for a period of time ending 25 years after the date of the last patent granted to Poviva. Since our first patent grant in 2017 for DehydraTECH, we have continued to pursue patent applications internationally in regions that are considered to have the highest commercial potential and, to date, have been allowed/granted 37 patents worldwide as of the date of this filing. Our pursuit and development of our technology has expanded our potential area of impact, both geographically and by sector.
Our current patent portfolio includes patent family applications or grants pertaining to Lexaria’s method of improving bioavailability and taste, and the use of DehydraTECH as a delivery platform, orally or topically, for a wide variety of Active Pharmaceutical Ingredients (“APIs”) encompassing cannabinoids; fat soluble vitamins; NSAIDs pain medications; and nicotine and its analogs. The pending and granted patents also cover the manufacturing and processing methods used to combine fatty acids with active pharmaceutical ingredients. This includes heating and drying methods and use of excipients and substrates.
The Company currently has several applications pending worldwide and due to the complexity of pursuing patent protection, the quantity of patent applications will vary continuously as each application advances or stalls. We continue to investigate national and international opportunities to investigate expansions and additions to our intellectual property portfolio. Patents have been filed specifically for the use of DehydraTECH with cannabinoids for the treatment of heart disease and hypertension to support our anticipated Investigational New Drug (“IND”) application with the Food and Drug Administration (“FDA”), and for treatment of epilepsy.
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We will continue to seek beneficial acquisitions of intellectual property if and when we believe it is advisable to do so. Due to the inherent unpredictability of scientific discovery, it is not possible to predict if or how often such new applications might be filed or patents issued.
Below we summarize Lexaria’s allowed/granted patents.
Issued Patent #
Patent Family
US 9,474,725 B1
#1 Food and Beverage Compositions Infused With Lipophilic Active Agents and Methods of Use Thereof
US 9,839,612 B2
US 9,972,680 B2
US 9,974,739 B2
US 10,084,044 B2
US 10,103,225 B2
US 10,381,440
US 10,374,036
US 10,756,180
AU 2015274698
AU 2017203054
AU 2018202562
AU 2018202583
AU 2018202584
AU 2018220067
EP 3164141
JP 6920197
CDN 2949369
AU 2016367036
#2 Methods for Formulating Orally Ingestible Compositions Comprising Lipophilic Active Agents
JP 6963507
MX 388 203 B
AU 2016367037
#3 Stable Ready-to-Drink Beverage Compositions Comprising Lipophilic Active Agents
IN 365864
JP 6917310
MX 390001
JP 7232853
CDN 2984917
CDN 3093414
#6 Transdermal and/or Dermal Delivery of Lipophilic Active Agents
JP 7112510
#7 Lipophilic Active Agent Infused Compositions with Reduced Food Effect
AU 2019256805
#8 Compositions Infused with Nicotine Compounds and Methods of Use Thereof
CDN 3096580
CDN 3111082
#14 Lipophilic Active Agent Infused Tobacco Leaves and/or Tobacco Materials and Methods of Use Thereof
US 11,311,559
#18 Compositions and Methods for Enhanced Delivery of Antiviral Agents
AU 2021261261
US 11,700,875
#20 Compositions and Methods for Sublingual Delivery of Nicotine
US 11,666,544
#21 Compositions and Methods for Treating Hypertension
US 11,666,543
Patents granted in the year ended August 31, 2023
In fiscal 2023, the Company’s patent portfolio expanded to include three new patent families. This further protects our exclusivity in the use of DehydraTECH with sublingual delivery of nicotine, treatment of hypertension and delivery of lipophilic active agents via transdermal or dermal delivery. These patents are as follows:
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our first ever Canadian patent granted in our 6 th patent family, to use DehydraTECH to more efficiently deliver lipophilic active agents via transdermal or dermal delivery.
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our first-ever US patent granted in our 20 th patent family, expands upon Lexaria’s international intellectual property rights to apply DehydraTECH enhancement technology to the sublingual delivery of nicotine. The patent covers many different forms of nicotine including free base nicotine, nicotine salts, polymer resins of nicotine and other forms of nicotine complexes.
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two US patents granted in our 21 st patent family which recognizes DehydraTECH’s ability, when combined with CBD, to treat hypertension.
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Research and Development
Lexaria incurred $3,666,721 (2022- $1,842,675) in R&D expenditures during fiscal 2023. Specific programs are in ongoing development and are prioritized relative to our financial and operational ability to undertake each research phase for specific APIs. Due to our expanding portfolio coverage, we continue to explore accelerated timetable options for testing, research, and further development. Our ongoing R&D programs are always subject to our existing financial resources and our ability to raise capital to fund them.
The Company regularly pursues new R&D programs that investigate potential commercial applications for the incorporation of DehydraTECH. These include, but are not limited to, ongoing programs to explore different therapeutic indications that DehydraTECH-enhanced drug products can be utilized for the purpose of treatment options. Currently, our primary research program is the investigation of CBD for the reduction of hypertension leading to an upcoming application under the FDA for an IND. Other programs include DehydraTECH formulation development and testing with nicotine for oral pouches and prospective nicotine replacement therapy, human hormones, CBD for diabetes, dementia and others. Depending on the number of programs undertaken, R&D budgets are expected to vary significantly. It is in our best interests to remain flexible at this early stage of our R&D efforts in order to capitalize on potential novel findings from early-stage tests and thus redirect research into specific avenues that offer the most reward.
Lexaria has conducted a number of pharmacokinetic studies designed to provide potential early-stage indications of enhancing delivery characteristics of various drugs for potential future use. Our first human clinical study was published in 2019 under the title Examination of a New Delivery Approach for Oral Cannabidiol in Healthy Subjects: A Randomized, Double-Blinded, Placebo-Controlled Pharmacokinetics Study , where we demonstrated that DehydraTECH delivered higher volumes of CBD into the human circulatory system and did so more quickly than a concentration-matched positive control. The study demonstrated a statistically significant reduction in human blood pressure (“BP”) from the DehydraTECH processed CBD, versus no statistical reduction in human blood pressure from the positive control. The results of this study significantly influenced the direction of Lexaria’s research and development of its DehydraTECH technology and led to four subsequent human trial studies, with our most recent study HYPER-H21-4 being completed during the fiscal year and resulting in seven (7) peer reviewed publications Antihypertensive effects of CBD are mediated by altered inflammatory response: A sub-study of HYPER-H21-4 trial , Journal of Functional Foods; Chronic effects of oral cannabidiol delivery on 24h ambulatory blood pressure in patients with hypertension (HYPER-H21-4): a randomized, placebo-controlled, and crossover study , Cannabis and Cannabinoid Research; Chronic Effects of Effective Oral Cannabidiol Delivery on 24-h Ambulatory Blood Pressure and Vascular Outcomes in Treated and Untreated Hypertension (HYPER-H21-4): Study Protocol for a Randomized, Placebo-Controlled, and Crossover Study Journal of Personalized Medicine; CBD supplementation reduces arterial blood pressure via modulation of the sympatho-chromaffin system: A substudy from the HYPER-H21-4 trial , Biomedicine & Pharmacotherapy; Effects of CBD supplementation on ambulatory blood pressure and serum urotensin-II concentrations in Caucasian patients with essential hypertension: A sub-analysis of the HYPER-H21-4 trial , Biomedicine & Pharmacotherapy; The Influence of Oral Cannabidiol on 24-h Ambulatory Blood Pressure and Arterial Stiffness in Untreated Hypertension: A Double-Blind, Placebo-Controlled Cross-Over Pilot Study, Advances in Therapy; and Differences in Plasma Cannabidiol Concentrations in Women and Men: A Randomized, Placebo-Controlled, Crossover Study , International Journal of Molecular Sciences.
During fiscal 2023 Lexaria marked significant milestones in utilizing DehydraTECH-processed CBD for investigating heart disease and hypertension; and separately, for nicotine delivery via an oral pouch format, as a non-combusted, reduced-risk alternative to smoking. The following studies are the most recent contributors to our applied R&D programs that were completed in fiscal 2023. These studies have been entirely funded through the Company’s existing cash resources.
Hypertension: HYPER-H21-4
HYPER-H21-4 was the most ambitious study Lexaria had ever undertaken and was supported from the successful outcomes from our other 2021 human hypertension studies. This study was intended to “de-risk” outcomes prior to Lexaria’s planned entry into formal investigational new drug (“IND”) regulatory pathways for the use of DehydraTECH-CBD to treat hypertension and possibly other forms of cardiovascular disease. The study protocols were approved by the Independent Review Board in December 2021 with the program commencing in April 2022 and dosing completion in July 2022. The primary efficacy outcome from the study was the data related to 24-hour ambulatory blood pressure. Secondary study outcomes included: vascular health including arterial stiffness and autonomic balance; electrocardiogram analysis; brain structure and function through magnetic resonance imaging (MRI) testing; blood biomarkers (including renal, hepatic inflammation, lipids such as cholesterol); sleep quality / daytime sleepiness / sleep disorders; actigraphy, geriatric depression scale, perceived stress, and Beck anxiety inventory.
The study consisted of 66 volunteers between the ages of 40-70 and used a double blinded, randomized cross-over design, which utilized a placebo control. Some volunteers were recruited who were using hypertension drugs such as angiotensin-converting enzyme inhibitors, with or without diuretics, to help evaluate the efficacy of DehydraTECH CBD with and without other hypertension treatments.
In October 2022 Lexaria announced initial findings from HYPER-H21-4 evidencing a sustained drop in blood pressure (BP) in normally active hypertensive patients following multiple weeks of oral CBD therapy, using Lexaria’s patented DehydraTECH-CBD capsule formulation. The primary safety and efficacy objectives of the study were successfully achieved. BP was significantly reduced by 2.5 weeks and was sustained over the full 5-weeks of dosing using relatively low doses of CBD (as compared to other regulator approved pharmaceutical CBD applications) as a direct result of the well-established drug delivery efficiencies of Lexaria’s DehydraTECH technology. These reductions in BP were achieved with zero serious adverse events being reported. Also, there were no adverse changes observed in liver enzymes which is an important clinical safety biomarker of oral CBD therapy. Of note, these significant decreases in BP were achieved using relatively low doses of DehydraTECH-CBD as a direct result of the well-established drug delivery efficiencies of Lexaria’s DehydraTECH technology.
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There were no serious adverse events to report as a result of the program dosing. This demonstrates a noteworthy safety and tolerability profile relative to conventional anti-hypertensive medications. This is a major achievement for Lexaria, as avoiding serious adverse events at clinically efficacious doses will be a primary requirement to achieve eventual regulatory marketing authorizations.
Another important discovery from study HYPER-H21-4 was that the decreases in BP were similar in persons currently being treated with standard of care BP medications as in persons who were not undergoing any current standard of care BP treatment. This observation is suggestive that Lexaria’s DehydraTECH-CBD has the potential to offer additive BP reduction benefits on top of any degree of improvements the standard of care medications achieved for those patients before entry into the study. This additive improvement as an adjunct therapy, together with the exceptional safety profile of DehydraTECH-CBD, could become a significant value enhancer should it eventually enter the marketplace as an approved hypertension treatment.
In February 2023, additional results from the data analyses revealed modulation of a circulating compound called catestatin in the blood of study subjects which may point to a unique mechanistic benefit upon cardiovascular regulation with DehydraTECH-CBD treatment. Catestatin is a multifunctional peptide known to have inhibitory effects on the sympathetic nervous system in the pathophysiology of hypertension.
In May 2023, final results from HYPER-H21-4 revealed that blood-plasma levels of interleukin 8, 10, and 18, being pro-inflammatory biomarkers known to be linked to cardiovascular disease, were reduced significantly by ~19%, ~27%, and ~43%, respectively.
Overall, HYPER-H21-4 resulted in the above-noted seven peer reviewed publications and data sets which further strengthens and supports the case for DehydraTECH-CBD offering distinctive mechanistic benefits for the treatment of hypertension.
Epilepsy: EPIL-A21-1
In March 2022, Lexaria commenced an initial animal study to determine if DehydraTECH-CBD evidences superior treatment of seizure activity when compared to Epidiolex. Epidiolex is an FDA-approved oral solution prescription CBD available to children 1 year of age and older to treat seizures associated with Lennox-Gastaut syndrome, Dravet syndrome or tuberous sclerosis complex. In September 2019, Epidiolex was approved for use in all 27 member countries of the European Union. Epidiolex was developed by GW Pharmaceuticals plc and is now sold by Jazz Pharmaceuticals subsequent to their 2021 takeover of GW Pharmaceuticals. Epidiolex’s effectiveness was studied in three randomized clinical trials involving a total of 516 patients and was shown to be effective in reducing the frequency of seizures when compared to placebo.
Lexaria’s animal study utilized a vehicle-controlled, acute animal seizure model induced by electrical stimulation (“MES”), with DehydraTECH-enhanced CBD 2.0 formulations administered at lower doses than were required with Epidiolex to inhibit seizures. EPIL-A21-1 found that dosages of 50 mg/kg and 75 mg/kg DehydraTECH-CBD was more efficacious than Epidiolex in reducing or eliminating seizure activity; however 100 mg/kg doses of Epidiolex as compared to DehydraTECH-CBD was shown to have greater efficacy in eliminating seizure activity. Lexaria performed a second MES animal seizure study to measure time to peak efficacy at various post-dosing time points. At the 30-minute timepoint, 50% of the animals dosed with DehydraTECH-CBD showed partial reduction or full elimination of seizure activity whereas 100% of the Epidiolex-dosed animals were exhibiting full seizure activity. At the 60-minute timepoint 87.5% of the animals dosed with DehydraTECH-CBD showed partial reduction or full elimination of seizure activity compared to 62.5% of the Epidiolex-dosed animals showing partial reduction or full elimination of seizure activity. Epidiolex showed some enhanced seizure reduction capabilities at later time points in the study.
Additional work has been completed in this animal study program EPIL-A21-1 to establish an ED50 (i.e., the dose required to achieve seizure inhibition in 50% of the animals tested) for DehydraTECH-CBD, where ED50 determination is a common performance metric in preclinical animal studies for developmental therapeutics. This study confirmed that the DehydraTECH 75 mg/Kg dose was established as the calculated ED50.
The results from EPIL-A21-1 may result in further studies should funding and resources be available.
Hormone Therapy: HOR-A22-1
During fiscal 2023, Lexaria completed and reported on its HOR-A22-1 tolerability and PK pilot study in animals using a DehydraTECH-estradiol composition. Results evidenced that the DehydraTECH-estradiol formulation achieved an average peak concentration in the bloodstream that was roughly nine times (900%) higher than that achieved with the control formulation. As well, because estradiol is known to be quickly converted into the metabolite estrone by cells in the uterus, mammary glands and liver, estrone levels were also quantified in the study, which revealed that levels of the estrone metabolite were also significantly higher with the DehydraTECH formulation showing greater than a twenty-fold (2,000%) improvement in delivery as compared to the control formulation. Lexaria also discovered that the area under the curve findings for its DehydraTECH-estradiol formulation were at least fifteen times (1,500%) greater for estradiol and over one hundred and twenty-five times (12,500%) greater for estrone than the control.
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The results from this study may lead Lexaria to investigate the potential use of DehydraTECH for human hormone therapies.
Diabetes: DIAB-A22-1
DIAB-A22-1, was a 56-day animal program undertaken by a third-party testing laboratory located in Canada to explore the ability of DehydraTECH-CBD to potentially treat diabetes, a disease whereby the body does not produce sufficient insulin, leading to higher-than-normal levels of sugars in the blood. The results from this study were announced in March and June 2023 and evidenced the following achievements of DehydraTECH-CBD in obese diabetic-conditioned animals:
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Lowered blood glucose levels by 19.9% (p<0.05)
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Lowered overall body weight by 7% sustained over 8 weeks
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Witnessed a statistically significant increase in locomotor activity (p<0.05)
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Lowered triglyceride levels by more than 25% (p<0.007)
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Lowered blood urea nitrogen levels by 27.9% (p<0.001)
Based on these results, Lexaria is planning to undertake a human diabetes clinical study to investigate whether any of these improvements will be evidenced in humans. Subject to completion of a study design that receives the necessary IRB approval, Lexaria intends to conduct this human diabetes study at the same medical research hospital in Europe that it has utilized for its recent human clinical hypertension studies.
Dementia: DEM-A22-1
Lexaria had previously demonstrated in animal studies that DehydraTECH-CBD crosses the blood brain barrier (“BBB”) much more effectively than originally thought possible. Based on this validation, in November 2022 we commenced an investigation as to whether DehydraTECH-CBD might have some positive effect on dementia. The inconclusive results from the efficacy animal study, DEM-A22-1 were reported on in June 2023, with the determination that any future investigations using DehydraTECH-CBD as a treatment for dementia will require an improved study design with a longer duration with the potential addition of DehydraTECH-nicotine which may have additive efficacy potential.
Smoking Cessation: NIC-H22-1
In November of 2022 we received independent review board approval for human clinical nicotine study NIC-H22-1, a 36-person human PK randomized, double blinded, cross-over study conducted in current cigarette smokers, wherein each person visited the laboratory to be dosed three times over a period of weeks. During each visit only one oral nicotine pouch was administered and evaluated: either DehydraTECH-Nicotine; on!™ brand manufactured by Altria; or Zyn™ brand manufactured by Swedish Match™. Predetermined questionnaires for subjective evaluation will be used for each oral nicotine pouch, and blood samples were taken 8 times per visit to conduct objective evaluations related to the quantity of nicotine in blood at various time points. Subjective evaluations related to throat burn, user experience, gastrointestinal experience were also conducted. Dosing for this study completed in May 2023 and the resulting data confirmed that Lexaria’s oral nicotine pouch was statistically significantly faster in the median time required to reach comparable maximum nicotine concentrations within the bloodstream, than both on! (15% faster) and ZYN (over 20% faster).
Participants in the study also answered a number of subjective questions about their experience with the three oral pouch products and the results indicated that the Lexaria oral pouches resulted in no moderate to severe graded hiccups, lowest frequency of severe nausea and several instances of the highest positive endorsement ratings with respect to tolerability, pleasure, euphoria & head rush and mouth & throat burn.
Lexaria now seeks to commercialize DehydraTECH-Nicotine with suitable industry partners based on its clinical and intellectual property advancements.
Business Development
Hypertension
Approximately 1.28 billion people worldwide suffer from hypertension - elevated blood pressure - and it is recognized as one of the world’s top health problems. Only 21% of people with hypertension have it under control which demonstrates enormous unmet need. Among persons 50 years of age or older, isolated systolic hypertension is the most common form of hypertension, and systolic blood pressure can be more important than diastolic blood pressure as an independent risk predictor for coronary events, stroke, heart failure, and end-stage renal disease.
Drugs focused on blood pressure and related conditions are some of the best selling drugs in the world. Lipitor™, used to treat high cholesterol and reduce the risk of heart disease, has generated $163 billion in revenue from 1992 until 2021. Plavix™ is used to prevent heart attack and stroke, has sold $84 billion from 1992 until 2017. There are several hypertension drugs that each generate $1 billion per year or more in revenue. Hypertension, valued at $20.5 billion in 2021 and expected to reach $39.5 billion by 2030, is one subset of the broader cardiovascular disease category, which is estimated as a $82.5 billion market in 2023.
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Lexaria is determined to fill the need for a safe, effective, tolerable treatment for hypertension and have a meaningful impact on comorbidity-related costs and deaths with our DehydraTECH-CBD. In pre-clinical and exploratory studies conducted to-date, Lexaria has evaluated through in vivo, in vitro, and human clinical testing the repeatedly evidenced efficacy in utilizing DehydraTECH-CBD to reduce blood pressure while avoiding serious negative adverse effects. Efficacy and lack of negative side effects are two major objectives of FDA-registered clinical studies. With the continued favorable results from our 2021-2023 HYPER programs, we have begun the Investigational New Drug (“IND”) application process. Lexaria has retained the services of a regulatory affairs and quality assurance consultancy group that assisted us with the preparation of our pre-IND meeting with the FDA. They are now assisting us with our protocol finalization and IND filing which we hope to submit by the end of the calendar year.
During the 2022 fiscal year, we filed a pre-IND meeting request with the U.S. Food and Drug Administration (“FDA”) regarding the development of Lexaria’s DehydraTECH-CBD for the treatment of hypertension. The FDA sent a positive written response from its pre-IND meeting regarding DehydraTECH-CBD and confirmed its agreement with Lexaria’s proposal to pursue a 505(b)(2) new drug application (“NDA”) regulatory pathway for its program. This abbreviated pathway typically enables a quicker route to commercial approval than a traditional 505(b)(1) NDA pathway. Within this communication the FDA agreed that additional non-clinical studies are not required prior to initiation of the DehydraTECH-CBD IND program, given the compelling data presented by Lexaria and others regarding the safety and tolerability of CBD. This supports Lexaria’s belief that our recent human clinical study program would support our pursuit of eventual FDA registrations.
Lexaria’s new IND-enabling program is made possible through successfully completed studies that have provided support for more ambitious commercial goals. Recently achieved successful results from HYPER-H21-4 study along with the historical results from its HYPER-H21-3, HYPER-H21-3, HYPER-H21-1 and our 2018 human clinical study, along with a number of successful animal studies demonstrating pharmacokinetic (“PK”) performance; and the molecular characterization work completed through Canada’s National Research Council, have together established a strong body of evidence for Lexaria’s DehydraTECH-CBD. These studies have shown that DehydraTECH-CBD demonstrates superior bio absorption upon oral administration and is effective at reducing blood pressure with no significant unwanted side effects.
During fiscal 2023, Lexaria has been working diligently with its third-party regulatory and clinical advisors in the development of its IND study protocol, has interviewed and selected its contract research organization, InClin Inc. as announced on April 24, 2023, and has been developing its clinical trial DehydraTECH-CBD drug product in order to obtain the stability data needed for its IND application to the FDA. As announced in its news release of August 30, 2023, Lexaria is waiting on one of its third party material suppliers to complete certain analytical and stability testing, which we expect to be completed prior to the end of the calendar year, to be followed with the filing of our IND application with the FDA.
Nicotine
Most nicotine consumed worldwide is delivered through smoking cigarettes. Worldwide, over 6 million deaths per year are attributed primarily to the delivery of nicotine through the act of smoking. This is according to the Centers for Disease Control and Prevention, which also estimates that over $170 billion per year is spent just in the U.S. on direct medical care costs for adult smokers. Lexaria hopes to see the reduction of common but less healthy nicotine administration methods by way of enabling development of safe and effective oral nicotine dosage formats.
The oral nicotine pouch category is one of the fastest growing segments of the nicotine industry due in part to its reduced risk health outcomes as noted by the FDA. This delivery method, in the white pouch format specifically, involves absorption primarily through the buccal tissues of the mouth, of purified nicotine that has been separated from most other harmful compounds in the tobacco leaf and avoids harmful lung outcomes experienced by smokers or vapers, The global market for the oral nicotine pouch category was US$2.33 billion in 2020 and is expected to reach $21.84 billion in 2027.
DehydraTECH-Nicotine Research
During fiscal 2023, Lexaria expanded on its previously completed ingestible nicotine in vivo (animal) absorption study work conducted in 2018, which had found that DehydraTECH formulations delivered some major nicotine absorption performance improvements in rats: 1,160% faster delivery of equivalent peak quantities of nicotine to the bloodstream than achieved with controls (within 15 min vs. 2.9 hours), 148% gain in the quantity of peak nicotine delivery to the bloodstream relative to controls, 560% higher brain levels of nicotine where nicotine effects are focused, compared to controls, lower urine levels of nicotine excreted than controls, for enhanced nicotine activity and bioavailability over the course of the study, lower quantities of key liver metabolites in the bloodstream than controls as hypothesized, suggesting bypass of first pass liver metabolism.
As noted above, Lexaria conducted its first human clinical trial (NIC-H22-1) to test its DehydraTECH-Nicotine formulation in an oral pouch format which confirmed that DehydraTECH-processed nicotine was faster than other commercial oral pouch products in the median time required to reach comparable maximum nicotine concentrations within the bloodstream.
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Nicotine Patents
In June 2023, Lexaria received its Canadian patent for Compositions Infused With Nicotine Compounds and Methods of Use Thereof which builds on its previously issued Australian patent within the same family.
In July 2023 Lexaria received its first US patent in a new patent family entitled Compositions and Methods For Sublingual Delivery of Nicotine which includes claims for many types of nicotine, including nicotine benzoate, nicotine ditartrate, nicotine citrate, nicotine polacrilex, and many others, for use in sublingual delivery formats like oral pouches.
In August 2023, Lexaria received its first Canadian patent in a new patent family entitled Lipohilic Active Agent Infused Tobacco Leaves and/or Tobacco Materials and Methods of Use Thereof ”. This patent recognizes Lexaria’s innovations in infusing tobacco leaves directly with drugs or active molecules such as nicotine with or without cannabinoids for potential applications such as treating nicotine addiction.
Lexaria believes that further potential patent awards in these families would serve to support significant competitive advantages in the nicotine white pouch category, as well as other oral nicotine product formats such as pills, tablets, lozenges, capsules, gums and sprays. As Lexaria demonstrates the benefits of DehydraTECH enabled oral nicotine pouches as an alternative to smoking cigarettes as a delivery method for nicotine, there are increased possibilities of engaging in licensing arrangements with major tobacco companies.
Nicotine Collaborations
In April of 2022 the Company announced new agreements with Altria Client Services, LLC (“Altria”) in effect until March 31, 2023. Under the terms of these agreements, Lexaria received a fee to provide certain DehydraTECH powder-based nicotine formulations to be evaluated by Altria. Lexaria is not aware of Altria’s current intentions with regard to DehydraTECH. In 2019, the Company entered into a definitive agreement with Altria to fund the R&D of DehydraTECH technology as it relates to nicotine. In exchange for a minority equity interest (16.67%) in our subsidiary Lexaria Nicotine LLC, Altria was to fund up to $12 million for Lexaria Nicotine to conduct milestone-based clinical investigations utilizing DehydraTECH. Altria did not exercise its First Warrant Tranche to invest a further staged payment into Lexaria Nicotine and that warrant therefore expired on October 8, 2020 along with Altria’s former exclusive access to DehydraTECH for nicotine in the US market.
Other Research
Lexaria’s IND study will consume the majority of its financial resources and management time once it is undertaken, however, as noted above, based on the results from its DIAB-A22-1 study, Lexaria is also planning to undertake a human diabetes clinical study to investigate whether any of the improvements witnessed in the animal subjects would also be evidenced in humans. Lexaria intends to complete a study design and will endeavour to obtain ethics board approval for this human diabetes study by the end of calendar 2023.
Lexaria is also preparing a study program, pending funding availability, to investigate whether DehydraTECH could have any effect on GLP-1 drugs currently approved by FDA for treatment of diabetes and for weight loss.
Licencing
Lexaria has strategically structured its organization to obtain the most value from its DehydraTECH patented technology and has provided its subsidiary companies with exclusive rights to use DehydraTECH or sublicense DehydraTECH with specific molecules, namely, THC, CBD, Nicotine, and all other molecules.
Lexaria Nicotine LLC, (16.667% owned by Altria Ventures Inc.) holds the exclusive rights to the use or sublicense of DehydraTECH with nicotine molecules. As at the fiscal year ended August 31, 2023, Lexaria Nicotine LLC has one perpetual non-exclusive global license issued to Altria Client Services LLC for DehydraTECH-Nicotine.
In January 2021, Lexaria’s wholly-owned subsidiary, Lexaria CanPharm ULC sold its exclusive license rights and assigned all sublicenses for the use of DehydraTECH with non-pharmaceutical THC-related assets to Hill Incorporated (formerly Hill Street Beverage Company Inc.) ("Hill Inc."). The remaining consideration outstanding for the acquisition of this license, is a promissory note bearing an original value of CDN$2 million which is reduced quarterly based on royalty payments of 5% of the gross proceeds received by Hill Inc. from DehydraTECH infused products or sublicenses issued for the use of DehydraTECH.
Lexaria Hemp Corp. holds the exclusive license to the use of DehydraTECH with cannabis that contains less than 0.3% THC for non-pharmaceutical products. As at the fiscal year ended August 31, 2023, Lexaria Hemp Corp. had the following active licenses:
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Non-exclusive license with Hill Inc. for all product formats globally;
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Non-exclusive license with Boldt Runners Corporation for oral pouch and oral mulch products in the US, South Africa, Europe and Japan;
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Non-exclusive license with Cannfections Group Inc. for chocolates and candy in Canada;
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Non-exclusive license with Bevnology LLC for all product formats globally excluding Japan, Korea and China;
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Exclusive perpetual license (other than the rights held by Hill Inc. and Boldt Runners Corporation) with Premier Anti-Aging Co. Ltd. (as assigned pursuant to its absorption merger with Premier Wellness Science Co. Ltd.) (“Premier”) for all product formats in Japan.
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In order for Premier, a cosmetics and skin-care company listed on the Tokyo Stock Exchange, to continue to retain ongoing exclusivity for DehydraTECH in Japan, it must take-over the minimum quarterly payments to Lexaria which, during the first five years of the agreement, amount to a minimum of $4.5 million. The license for the Japanese market is perpetual assuming that Premier submits all required payments.
In addition to the minimum payments, Lexaria will also receive royalty revenue from DehydraTECH licensed product sales under the agreed terms.
Lexaria Pharmaceutical Corp. (“LEXX Pharma”) holds the exclusive rights to license DehydraTECH in connection with all molecules other than cannabis and nicotine, with the exception that it can produce and sublicense rights to produce cannabis DehydraTECH products that required physician consultation and were intended to treat a therapeutic indication. On July 26, 2023 LEXX Pharma agreed to limit its exclusive rights to the use or sublicense of DehydraTECH for all of the noted molecules solely in connection with products that were created with the intention to treat a therapeutic indication and required physician consultation. As of the fiscal year ended August 31, 2023 LEXX Pharma had the following active licenses:
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Non-exclusive license with AnodGen Bioceutical for pharmaceutical and medical product applications incorporating DehydraTECH-infused psychoactive cannabinoid powders and medical product applications incorporating DehydraTECH-infused non-psychoactive cannabinoid powders within Europe including the UK, Australia and New Zealand. This license is dormant and we are not aware if AnodGen will be capable of exercising their business plan.
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Non-exclusive license with Valcon Medical A/S for bulk powder formats, as solid oral dosage forms such as powder-filled capsules, and compressed tablets, pills and oral melts, and in topical creams or lotions with or without patch integration that incorporate DehydraTECH-infused cannabinoids for the purposes of medical product applications within Europe including the UK. Valcon has not communicated their intentions or timeline of development of products utilising this license.
On July 26, 2023, Lexaria issued its new subsidiary, Lexaria Nutraceutical Corp., an exclusive license to the use of DehydraTECH for all molecules, excluding those associated with nicotine or cannabis, solely in association with non-pharmaceutical products. As at the fiscal year ended August 31, 2023, Lexaria Nutraceutical Corp. had the following active licenses:
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Non-exclusive license with Bevnology LLC for various non-pharmaceutical product formats in the US;
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Exclusive, world-wide, perpetual and sublicenseable license with SulfoSyn Limited for the use of DehydraTECH with the molecule sulforaphane;
Competition
The biopharmaceutical industry is characterized by intense competition and rapid innovation. We believe the key competitive factors that will affect the development and commercial success of any DehydraTECH enhanced product candidates are efficacy, safety, tolerability, reliability, convenience of use, price, and reimbursement. We face competition from segments of the pharmaceutical, biotechnology and other related markets that pursue the development of API delivery platforms. We anticipate facing intense and increasing competition as new more advanced API delivery technologies become available. There can be no assurance that our competitors are not currently developing, or will not in the future develop, technology that is equally or more effective or is more economically attractive than any of our current or any enhanced versions of DehydraTECH.
Our competitors may be able to develop other drug delivery platforms that are able to achieve similar or better results than DehydraTECH. Our competitors include major multinational pharmaceutical companies, established biotechnology companies, specialty pharmaceutical companies, universities, and other research institutions. Many of our competitors have substantially greater financial, technical, and other resources, such as larger research and development staff and experienced marketing and manufacturing organizations and well-established sales forces. Established pharmaceutical companies may also invest heavily to accelerate discovery and development of novel therapeutics or to in-license novel therapeutics that could make DehydraTECH-enabled product candidates obsolete. Smaller or early-stage companies may also prove to be significant competitors, particularly as they develop novel approaches to oral or topical drug delivery that DehydraTECH is focused on.
Mergers and acquisitions in the biotechnology and pharmaceutical industries result in even greater concentration of resources and capital in our competitors. Our competitors, either alone or with collaborative partners, may succeed in developing, acquiring, or licensing API delivery technologies that are more effective, safer, more easily commercialized or less costly than DehydraTECH.
Competition in alternative health sectors and consumer products in the U.S. is fierce. We expect to encounter competitive threats from existing and new participants in the sector with competing technologies. Food supplements, organic foods, and health food markets are all well established and the Company and/or its licensees will face many challenges within these markets. Although Poviva Corp. has filed patent applications to protect intellectual property, there is no assurance that patents beyond those already issued will be granted nor that other firms may not file superior patents pending. Lexaria is aware of other competing technologies that claim to also enhance the bio absorption of bioactive molecules as DehydraTECH has repeatedly demonstrated through in vitro and in vivo scientific testing. By and large, these technologies are mostly forms of nanotechnology that generally claim to enable the formation of microencapsulated microemulsions of active ingredients. These technologies can enable exceptional water solubility of ingredients and can impart improved intestinal bio absorption as a result, but do not necessarily offer the breadth of performance and value enhancing benefits that Lexaria’s DehydraTECH technology offers to its licensees.
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Competition in nicotine, alternative nicotine delivery and nicotine cessation sectors in the U.S. is comprised of long-established entities, brands, and new technologies competing to create less harmful options. The sectors are complicated by the significant historical empirical data of older products or technologies versus the more limited published supporting data regarding the effects of new products or technologies. Due to the size of the sectors we expect to encounter competitive threats from existing participants and unknown new entrants. There is no assurance that other technologies already deployed, or in development, will not form the basis of product formats that competitors or consumers choose to utilize. It is also possible that historic delivery methods that have been in use and the familiarity with them may prevent adoption of products utilizing DehydraTECH in alternative delivery formats. Competing technologies or products may utilize known delivery formats or entirely new and unforecastable formats. Lexaria has demonstrated through scientific testing that DehydraTECH delivers nicotine rapidly and effectively through oral delivery. We believe that if we can educate and influence consumers to adopt a food-grade edible product format, and if US regulatory bodies authorize such format, we may be able to offer a competitively successful new product format that utilizes DehydraTECH.
While we are an early adopter providing technology to the cannabinoid sector, there are a large number of public companies that have claimed to be involved in the sector in some fashion, and an unknown number of private companies. Our current strategies may prove to be ineffective as the sector grows and matures, and if so, we will have to adapt quickly to changing sectoral circumstances. Accordingly, the Company intends to aggressively pursue technology out-licensing opportunities not only within the cannabinoids and nicotine sector where we are already active, but also across other sectors where DehydraTECH is patent allowed and/or pending, including opportunities in the vitamin and supplements sector and the pain relief sector.
Lexaria believes DehydraTECH offers a host of benefits beyond what competing technologies can offer, including superior oral palatability, a more appealing and all-natural ingredient compositional profile from an oral product and beverage formulation perspective, more predictable time of delivery into bloodstream and certain target tissues, and superior scalability and cost effectiveness from a manufacturing perspective. Lexaria believes that DehydraTECH is significantly distinguished from competing technologies in these respects and has a view of growing the breadth and number of licensees who will adopt DehydraTECH into their product offerings. Lexaria believes that these competitive advantages together with our wealth of scientific data showing noteworthy bio absorption enhancements with DehydraTECH constitute a compelling value proposition for its prospective licensees. We intend to continue to pursue license arrangements in the multiple bioactive ingredient sectors identified in its issued and pending patent applications.
Compliance with Government Regulation
The U.S. Farm Bill, was passed in December 2018, and removed certain restrictions on advertising, marketing, banking, and other financial services as well as allowing interstate commerce for hemp and hemp-derived CBD. It also facilitated the removal of barriers for intellectual property protections under federal law such as patents and trademarks. However, the Farm Bill preserves the FDA’s authority to regulate products that contain hemp-derived CBD and to date the FDA has not issued an approval for any CBD products, other than one cannabis-derived and three cannabis-related drug products. Accordingly, the ambiguity regarding the incorporation of CBD into ingested and topical products has had significant impacts on the industry segments to which we license DehydraTECH and could potentially change some of the regulatory compliance risks that may affect our business.
As well, while more than thirty-nine states in the U.S. have passed some form of legislation related to that state’s permission to grow, cultivate, sell, or use marijuana and/or CBD for medical purposes or for recreational use, legislation is not necessarily harmonious between states and in most circumstances, it is not legal to transport cannabis-related products across state lines.
Lexaria legally conducts R&D on cannabis ingredients in our Canadian federally licensed laboratory in compliance with all federal and local Canadian laws. We abide by U.S. federal law that provides for certain exemptions for agricultural hemp and certain by-products to be manufactured and sold in the U.S. DehydraTECH is only licensed to those companies that have met and comply with state regulations for the sale and distribution of cannabis related products in their licensed operating territories.
DehydraTECH has applications in completely separate sectors such as vitamins, CBD for applications under pursuit for medical applications registered with the FDA, and nicotine. We are continuing formulation development for research and validation purposes in each of these areas. We have a formal relationship with the Altria Group and have conducted R&D with that company related to the possible development of nicotine oral products. If we do enter any of these sectors, we may be exposed to and of necessity may have to comply with all local, state, and federal regulations in each of those sectors. As a result of the possibility of Lexaria being involved in a number of disparate business sectors, compliance with government regulations could require significant resources and expertise from our Company.
Employees and Contractors
We utilize employees and consultants for the Company’s intellectual property development and licensing and business operations. Our Company relies on the business and technical experience of our existing management, on the technical abilities of consulting experts, and on the technical and operational abilities of its operating partner companies to identify and evaluate business opportunities. We currently have five full time salaried employees under contract and may add personnel to expand our internal R&D capacity. None of our employees are represented by a labor union and we consider our employee relations to be good. We outsource virtually all analytical work to independent third-party laboratories located in the USA, Canada, and Europe.
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Our executive personnel are entitled to incentives as set by our Compensation Committee. All executives, directors, employees and select contractors are eligible for participation in the Company’s equity incentive plan, the primary purpose of which is to attract, retain and motivate our team members by granting stock-based compensation awards.
Subsidiaries
Lexaria Bioscience Corp. has the following wholly owned subsidiaries;
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Lexaria CanPharm ULC (which is wholly-owned by Lexaria CanPharm Holding Corp.),
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Lexaria CanPharm Holding Corp.,
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Poviva Corp.,
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Lexaria Hemp Corp.,
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Kelowna Management Services Corp.,
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Lexaria Nutraceutical Corp. and
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Lexaria Pharmaceutical Corp.,
and our majority owned (83.333 . %) subsidiary Lexaria Nicotine LLC. Altria Ventures Inc. owns a 16.667% equity interest along with certain other rights in Lexaria Nicotine LLC.
Available Information
Lexaria’s common stock is quoted on the Nasdaq under the symbol “LEXX” and certain warrants are quoted under LEXXW. We file annual, quarterly, and current reports, proxy statements and other information with the U.S. Securities Exchange Commission (the “SEC”). These filings are available to the public on the internet at the SEC’s website at http://www.sec.gov. Lexaria Bioscience Corp. is a British Columbia based reporting issuer in Canada and as such, we are required to file certain information and documents at www.sedarplus.ca
Our corporate website is www.lexariabioscience.com. This website address is not intended to function as a hyperlink and the information contained on our website is not intended to be a part of this Report. We make available free of charge on https://www.lexariabioscience.com/investors/regulatory-filings/ our annual, quarterly, and current reports, and amendments to those reports if any, as soon as reasonably practical after we electronically file such material with, or furnish it to, the SEC. Further details on our research programs are provided in our 2022 and 2023 Form 10-K filings. We may, from time to time, provide important disclosures to investors by posting them in the Investor Relations section of our website.
The address of our principal executive office and research laboratory is #100–740 McCurdy Road, Kelowna, British Columbia, Canada V1X 2P7. We maintain our registered agent’s office and our U.S. business office at Nevada Agency and Transfer Company, 50 West Liberty, Suite 880, Reno, Nevada 89501. Our telephone number is (250) 765-6424.
Text extracted from the filing as submitted to EDGAR. Formatting, tables and exhibits are simplified for reading; the original document is authoritative for anything you rely on.