165
Participants
Start Date
November 1, 2020
Primary Completion Date
April 30, 2025
Study Completion Date
April 30, 2025
Varenicline
Varenicline 2mg/day
Guanfacine ER
Guanfacine Extended Release (6mg/day ER)
Yale University, New Haven
National Institute on Drug Abuse (NIDA)
NIH
Yale University
OTHER