ACHV: Long-Term Exposure Requirement Complete

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By John Vandermosten, CFA

NASDAQ:ACHV

READ THE FULL ACHV RESEARCH REPORT

Update for 2025

Achieve Life Sciences, Inc. (NASDAQ:ACHV) has been busy since its previous quarterly update, adding new board members and executives and completing the long-term portion of its ORCA OL study which will generate critical safety data to be used in the new drug application (NDA) for smoking cessation. The R&D team held the end of Phase II (EoP2) meeting with the FDA to finalize the study design for the pivotal vaping trial. Management has shared its recent accomplishments at investor events including the Jefferies London Healthcare conference in November and the Piper Sandler Healthcare conference in December in New York. Management also participated in one-on-one meetings during the JP Morgan Healthcare Conference in San Francisco in January.

ORCA-OL Safety Trial

Achieve began 2025 with good news announcing that 300 participants had completed six months of treatment in the Ongoing Research of Cytisinicline for Addiction Program, Open Label (ORCA-OL) trial. The Data Safety Monitoring Committee (DSMC) identified no safety concerns as of this milestone allowing registrational filing with the FDA. Reaching this juncture places Achieve on track to submit its new drug application (NDA) to the FDA in 2Q:25.

ORCA-OL Background

After a launch in May 2024, the ORCA-OL trial began with rapid enrollment, high screening success rates and a single digit dropout rate. More than 650 subjects were enrolled with about two thirds already completing six or twelve weeks of treatment in previous ORCA trials when they started ORCA-OL. 29 sites actively enrolled for the trial with the objective of obtaining six months of safety data from 300 of these individuals in support of the anticipated filing of the NDA in 1H:25. On October 10th, Achieve completed enrollment with 479 participants. The company also passed its first Data Safety Monitoring Committee (DSMC) review for the trial, which concluded that there were no safety concerns.

The ORCA OL trial arose from the FDA’s desire for additional long-term cytisinicline exposure data to adequately assess safety risk. Despite an initial anticipated treatment duration of six to twelve weeks, cytisinicline could be used for chronic, repeat or intermittent use if a patient relapses. With this possibility guiding its interactions with drug sponsors, the FDA and Achieve reached an agreement that a single, open-label study evaluating long-term safety exposure of cytisinicline will meet the safety requirement. Details of the arrangement were provided in a February 29th press release and are described further below.