Richard Stewart
Analyst · Ladenburg Thalmann
Thank you, Jaime. I'll start by focusing on the major successes for the cytisinicline development program during 2019 before examining some of the near term value drivers. Mostly the positive outcome from the ORCA-1 Phase 2b trial in 254 patients provided clear clinical evidence where the cytisinicline 3 mg three times daily dose was the optimal dose and administration.A 54% quit rate at the end of treatment was a real win differentiating cytisinicline with a superior scientific profile to other prescription smoking cessation drugs and also providing a signal of potentially better efficacy to currently approved smoking cessation products. We will talk more about this later.Secondly, the Phase 2b results allowed constructive interactions with the FDA to obtain final agreement on the protocol design for our two Phase 3 clinical trials. We anticipate to initiate the first trial in midyear subject to the availability of capital. Thirdly, Achieve has maintained momentum on the outstanding nonclinical studies required for NDA filing such as the carcinogenicity and chronic toxicology studies.Fourthly, commercialization activities have commenced with a detailed assessment of the market opportunity where Chantix, the market leader generated over $1.1 billion in global revenues in 2019. Globally, there are more than 1.1 billion smokers with over 34 million smokers in the U.S. Approximately 480 deaths occur annually in the U.S. from smoking related diseases translating into 1300 smoking deaths daily. Without doubt, it is a huge market opportunity with Chantix only treating roughly 4% of all U.S. smokers.Fifthly, we are in discussions with key opinion leaders about the design of a Phase 2 trial using cytisinicline to treat vapers and e-cigarette users who are addicted to nicotine. Vaping and e-cigarettes are harm reduction tools for smokers where there are currently no treatment options for vapers and e-cigarette users who want to stop their reliance on nicotine. It is estimated that there are approximately 11 million vapers and e-cigarette users in the U.S. alone and the proportion who want to stop will find it difficult because of nicotine addiction.The 2019 controversy over severe lung illness in some vapers has only exacerbated the situation. We've engaged with FreeMind, a consultancy which identifies non-dilutive funding sources to assist in raising financing for this trial. Achieve will potentially be the first mover to proceed with indication in e-cigarette users and vapers wanting to control or stop nicotine addiction.And finally, Achieve successfully raised additional capital to fund the continued progress of the non-clinical and clinical program. On today's call, we will focus on three near term value drivers. Firstly, an overview of the new ORCA-1 cytisinicline analyses presented this week at the Society for Research on Nicotine & Tobacco or SRNT Annual Meeting. Then I will provide an update on future trials including the outcome of our FDA discussions, our plans for Phase 3, as well as an exploration of cytisinicline for e-cigarette users and vapers. And finally John will review the financial results from the fourth quarter and year end 2019.An overview of new analyses was presented to the SRNT conference by Dr. Mitchell Nides of LA Clinical Trials yesterday. The slides are now available on the Achieve website. Dr. Nides was the principal investigator for the ORCA-1 Phase 2b trial and was also an investigator for multiple Chantix trials. As I said earlier, the ORCA-1 study evaluated 250 full smokers at eight clinical trial locations in the U.S. and smokers receiving 3 mg three times daily at 25-day treatment period experienced impressive quit outcomes.Smokers in this cytisinicline arm demonstrated a 54% abstinence rate at week five or compared to 16% who were placebo and a 30% four-week continuous abstinence rate compared to 8% for placebo. These statistically significant results obviously indicate that a treatment effect was observed in smokers who were treated with cytisinicline.The new analyses presented this week explored two important items. Whether or not factors such as demographics, smoking habits, prior quit attempts or clinical trial location have an impact on cytisinicline treatment effect and further biochemical verification or scientific proof that smokers who said they did quit actually did.We conducted these additional analyses so that we could be assured that cytisinicline is effective regardless of demographics or smoking history and to further confirm by additional biochemical verification cytisinicline's effectiveness as an aid to smoking cessation. The analyses of external factors or effects to mollify analyses results indicate that cytisinicline benefit was consistently observed across a wide variety of criteria.Meaning, cytisinicline helped smokers quit regardless of demographics such as age or gender, regardless of how many years or packs a day they had smoked, how many times they tried to quit previously and importantly regardless of what prior treatments they had utilized in prior quit attempts including Chantix, Zyban, or nicotine replacement therapy. Additionally, these data also confirmed that treatment benefit was not influenced by clinical site location.It is important to note that the participants in the ORCA-1 trial represented a heavy smoking population with a long duration and extensive prior quit attempts. The average smoking history of subjects was 32.1 years, smoking an average of 18 cigarettes per day. Additionally, subjects had an average of 4.5 quit attempts without a prescription or over-the-counter therapies. Despite these compounding factors, cytisinicline demonstrated consistently impressive quit rates.Moving on to the analyses of our biochemical verification of smoker reported quitting. Both exhaled carbon monoxide or CO and serum cotinine are biochemical products from cigarette smoking that were measured for objective biochemical outcomes in the ORCA-1 trial. These two measures, CO in particular, are the gold standard in smoking cessation trials to biochemically confirm smoking cessation. They are accepted by the FDA and the use of standards for currently approved smoking cessation therapeutics.In the 3 mg three times a day arm, the self reported 74% reduction in cigarettes smoked was matched by a similar 80% reduction in CO. This was the highest level of CO reduction in the study and provided objective verification of the 74% reduction in the number of cigarettes smoked.In contrast, the placebo group had a self reported 62% reduction in cigarettes smoked but there was a mismatch with only a 38% decline in CO. This indicated either a significant underreporting of the actual number of cigarettes smoked or smoke is over compensated by deep inhalation of cigarette smoked and holding smoke in their lungs for longer.In addition to the CO efficacy measurement the new analyses also demonstrated cytisinicline biochemical efficacy by measuring serum cotinine. Consistent with the CO analyses, all subjects in the cytocine treated arms had a statistically significant reduction in serum cotinine levels by the end of the study treatment, whereas the placebo group did not.These new data points provide additional significance so through the ORCA-1 trial results. Cytisinicline was successful in a population of heavy smokers with a long smoking history who had made a number of prior quit attempts. This is regardless of age, gender, race or geographic location of the trial sites.Also cytisinicline showed significant reduction in the exhaled CO and in the serum cotinine levels in comparison to placebo treated patients. There was a benefit to all cytisinicline treated smokers, not just confirmed quitters. This is important because it provides evidence for the better outcome could have potentially been achieved if the treatment had been longer than 25 days.Turning to future plans and an update on the Phase 3 clinical trial program. In the fourth quarter of 2019 we held discussions with the FDA to finalize our Phase 3 clinical trial protocol and overall development program for cytisinicline. The three key items were agreed with FDA.Firstly, and most importantly, the FDA agreed with the overall Phase 3 trial design utilizing the simplified cytisinicline dosing of 3 mg administered three times daily and with an extended treatment period of six and 12 weeks. No changes were required for the proposed primary and secondary analyses. The FDA agreed with evaluating our longer treatment was appropriate which as I outlined just now could lead to even better efficacy outcomes.Secondly, the FDA also agreed that the use of the newly developed single 3 mg cytisinicline tablet in the Phase 3 program was acceptable. Thirdly, the FDA agreed that the single 30 mg high dose of cytisinicline in a maximum tolerated dose trial was sufficient. As a reminder, this was a standard safety study required for the NDA to ensure no serious side effects if cytisinicline is taken beyond the recommended dose.The fact that we did not reach any serious or severe adverse effects at 10 times the 3 mg recommended dose reinforces the safety profile we have seen with cytisinicline historically. To be clear, we have no intentions of testing doses higher than 3 mg in our Phase 3 trials. Overall we are extremely pleased with the outcome of our discussions and with our collaboration with the FDA review teams.We are confident that the Phase 3 trial designs are well poised to address three key factors. Number one, the evaluation of the high end 3 mg dose of cytisinicline given only three times daily which was the best performing cohort in the ORCA-1 trial. Number two, the simplification of the dosing schedule leading to ease of use for smokers and number three, the extension of the treatment duration to six and 12 weeks expected to yield better and more durable efficacy results.The extension of the dosing period to six weeks in the Phase 3 trials could have significant benefits. It will allow us to measure the primary endpoint of four weeks continues abstinence while patients are still receiving cytisinicline treatment. This was not possible with a 25-day treatment period in the ORCA-1 trial. As documented in the literature measuring efficacy while patients are on treatment typically results in higher quit rates. This approach is consistent with historic Chantix Phase 3 clinical trials.Significant effort is now ongoing to prepare for the upcoming Phase 3 trials. The interim chronic toxicology report is under review and expected to be submitted to the FDA in April. Clinical trial medication has been manufactured and packaged. Contract research organization has been selected and clinical site selection is underway.Shifting towards other opportunities in nicotine addiction, Achieve's proposed Phase 2 clinical study to evaluate the potential for cytisinicline as a nicotine addiction cessation treatment of vapers and e-cigarette users has received significant attention.The number of the e-cigarette users continues to grow and is reported in the Annals of Internal Medicine in 2018 has reached nearly $11 million users in the U.S. alone of which nearly half are around the age of 35. While e-cigarettes and vapes have historically been viewed as safer than combustible cigarettes, these products must sustain nicotine addiction and their long term safety remains unproven. We believe cytisinicline could help address this emerging issue.We have initiated an agreement with FreeMind, an organization that assists life science companies with non-dilutive financing opportunities. Their key focus is to help us identify sources of funding for future scientists clinically in vaping trials.In parallel, we've launched a market research program including an initial study of 500 subjects to evaluate vaping and e-cigarettes user demographics, behaviors, and perceptions on addiction and quitting. The outcome is expected to inform clinical development activities, commercial assumptions and patient selection for future clinical trials.I'll now turn the call over to John for review of the fourth quarter financial results.