Use of a liquid nicotine delivery product to promote smoking cessation.

Background: Despite access to various pharmacotherapies and counseling support to aid cessation, smokers typically demonstrate quit rates below 50%. This report describes the results of a Phase 2a study exploring the efficacy of a liquid nicotine delivery system as an aid to smoking cessation assessed after 12 weeks of therapy.

Methods: A single-arm Phase 2a study was conducted.