Richard Stewart
Analyst · SCR. Your line is not open
Thank you, Jaime. On today’s call we’ll cover three key areas. Firstly, we’ll provide an update on progress in 2018 on the cytisine development program. Secondly, John will discuss our fourth quarter and year end 2018 financial results. And finally, we’ll also discuss our upcoming key milestones in 2019 that we believe have a potential to create significant near term shareholder value. 2018 was a year of executing on the development plan for cytisinicline as a treatment for nicotine addiction and as an aid to smoking cessation. To put this context, smoking and nicotine addiction is a third hardest addiction to treat after heroin and cocaine, which is why these are so challenging for smokers to quit. Although great progress has been made in reducing the number of cigarette smokers in the U.S. to around 35 million; the challenge remains, but quit rates are low and recidivism is high. In addition, a whole new generation of youth are rapidly getting addicted to nicotine through the vaping epidemic. Even with the great progress made approximately 500,000 Americans are dying annually from smoking-related diseases. Since we have created Achieve four years ago, over 2 million Americans died unnecessarily from cancer, cardiovascular and respiratory diseases amongst others. That is why the continuing development of cytisinicline is so important. We’re pleased to discuss with you today our recently accomplished clinical development milestones which are the full enrollment in the ORCA-1 Phase 2b trial and the final data from our repeat-dose PK/PD study. We’ve recently announced positive data from our repeat-dose PK/PD trial at the Society for Research on Nicotine and Tobacco Annual Meeting. This study evaluated the effects of 1.5 milligram and 3 milligram cytisinicline in 26 healthy volunteers smokers when administered over the standard 25-day declining titration schedule. The trial demonstrated that all participants had a significant and immediate reduction in cigarette smoked within two days of initiating cytisinicline treatment. Participants reduce cigarette consumption by 75% within 48-hour, which is remarkable given that the subjects were not required to commit smoking cessation to be enrolled in this trial. By day 26 or in the treatment subject have reduce the number of cigarettes smoked by an average of 80% and nearly half of the participants had stopped smoking completely. Importantly, abstinence from smoking with biochemically verified by expired carbon monoxide which was also reduced by 82%. These data strongly reinforce the safety and efficacy results seen in previously published clinical studies unveiled on extensive clinical evidence for cytisinicline. A signal was detected, the higher dose of cytisinicline maybe more efficacious. 54% of subjects in the 3 milligram arm were abstinence of the end of treatment versus 39% in the 1.5 milligram group. These are impressive quit rates given that the study was not conducted with smoking cessation as the primary goal. Although too few subjects were treated to make specific conclusions about the higher dose efficacy; this highlights the importance of ORCA-1 which will evaluate more subjects per arm and compare to matched placebo. The PK results indicated expected increases in plasma concentration between the standard 1.5 milligram and higher 3 milligram doses of cytisinicline with no evidence of drug accumulation. And finally cytisinicline was well-tolerated with only transient mild to moderate headache as a most common adverse events, which was not treatment limiting. These data provide us with further confidence that cytisinicline is a safe and effective potential treatment option for smoking cessation. Additionally, in February, we announced full enrollment in the ORCA-1 trial with 254 subjects, approximately five weeks ahead of schedule which is impressive. Importantly, this is the first cytisinicline trial in the U.S. and it has being conducted across eight centers. This trial was carefully planned to take advantage of New Year’s resolutions to quit smoking and recruited the majority of it subjects in approximately seven weeks. We believe the speed of enrollment clearly highlights two things; firstly, the desperate need for new treatment options to help millions of smokers in the U.S. who desire to quit. The newest prescription treatment for smoking cessation was approved well over 10 years ago and has side effects that can limit benefit to patients. And secondly, Achieve’s clinical development expertise and its ability to execute on personal design, regulatory approval requirements and careful site selection with enrollment completed ahead of plan, all of which will become increasingly important as we progress towards Phase 3 studies. The ORCA-1 trial compares placebo versus cytisinicline and both 1.5 milligram and 3 milligram doses on a declining titration schedule, as well as three times daily dosing both treated over 25-day period. Participants have been monitored for four weeks post cytisinicline treatment and provided with face-to-face behavioral support during the full course of the study. Historically, commercially available cytisinicline has been dosed at 1.5 milligram on a declining titration schedule over 25 days. Based to our previous dialogue with the FDA and experience in the repeat-dose study we believe that it prudent to explore a higher 3 milligram dose, as well as three times daily treatment to ensure optimum dosing. To refresh your memory, the primary efficacy end point of ORCA-1 is reduction in the number of cigarettes smoked during treatment with secondary analyses to be conducted on smoking cessation rates, safety and compliance. Given the number of participants, this study is not designed to show statistically significant difference in quit rates. We believe the results which are expected in mid 2019 will help us finalize future development plans including Phase 3 clinical trials. The phase 3 clinical trial study designs which have already been agreed in principal with the FDA will be refined subject to the outcome of ORCA-1. Key elements to be confirmed include trial execution, statistical powering and optimal dosing. We expect that the Phase 3 program will initiate in the second half of 2019 following results of the ORCA-1 trial and final agreement with the FDA. These trials will be subject to additional financing but this is not immediately required. Our interactions with the FDA were extensive and constructive in 2018, in addition to the discussions regarding the Phase 3 development program, the FDA confirmed that they are in agreement with our initial pediatric study plan, specifically we will not be required to evaluate cytisinicline in the pediatric population in future trials. The reasons were based on the low numbers of children smoking under the age of 12 and the logistical difficulties of recruiting treatment seeking smokers in the adolescent age group. The agreed pediatric study plan will be included as part of our future application for marketing approval of cytisinicline. While another requirement to the FDA we remain interested in exploring ways that cytisinicline can be helpful in assisting the youth population especially as a result of a growing vaping crisis. Also based on feedback from the FDA we recently initiated a trial to assess the maximum tolerated or MTD of cytisinicline. This study is being performed in smokers who receive one single dose of cytisinicline. The dosage will start at 6 milligrams and will be increased in 3 milligram increments in separate groups of subjects until the occurrence of dose limiting adverse events. We expect data to be available by the end of the third quarter. Finally, we continue to partner with and I’m greatly appreciative of the National Institutes of Health or NIH who are being tremendously supportive of Achieve and advancing the nonclinical program for cytisinicline. So in summary, we made tremendous progress in driving forward this critically important therapy for smoking cessation and nicotine addiction. That includes our clinical development update. I’ll now turn the call over to John to discuss our financial results.