Researchers are seeking people who 1) smoke cigarettes or use an e-cigarette daily, 2) have used both at least once in the past month, and 3) have a history of using cannabis (marijuana). Participants must be age 21–55; they will be paid up to $1,730 for study completion. Study involves smoking cannabis, smoking tobacco cigarettes, and vaping with an e-cigarette over seven experimental sessions.
Fill out this short survey or call 410-550-0050.
Behavioral Pharmacology Research Unit, Johns Hopkins Bayview Medical Center
Principal Investigator: Ryan Vandrey, PhD
Protocol #: IRB00220975
