Healthy volunteers age 21-55 are needed to take part in a research study at Johns Hopkins. We 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 occasionally using cannabis (marijuana). Participants will be paid up to $1730 for study completion. Study involves smoking cannabis, smoking tobacco cigarettes, and vaping with an e-cigarette over 7 experimental sessions.
CALL 410-550-0050 or fill out this quick form:
Behavioral Pharmacology Research Unit, Johns Hopkins Bayview Medical Center
Principal Investigator: Ryan Vandrey, PhD, Protocol #: IRB00220975
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