Overview A Trial of Varenicline for E-cigarette Cessation Status: RECRUITING Trial end date: 2029-01-01 Target enrollment: Participant gender: Summary This is randomized, placebo-controlled clinical trial in treatment-seeking adults who report regular e-cigarette use to test the hypothesis that varenicline is efficacious for quitting e-cigarettes.Phase: PHASE2 Details Lead Sponsor: Yale UniversityCollaborator: National Cancer Institute (NCI)Treatments: BID protein, humanVarenicline