81
Participants
Start Date
November 3, 2013
Primary Completion Date
May 31, 2021
Study Completion Date
May 31, 2021
Cigarette, NIDA test type with 16.6 mg nicotine
Smoke a single cigarette for up to 10 minutes
Cigarette, NIDA test type with <0.45 mg nicotine
Smoke a single low-nicotine cigarette for up to 10 minutes
Electronic cigarette with 18 mg/ml nicotine
Use electronic cigarette with 18 mg/ml nicotine for 30 minutes
Electronic Cigarette with no nicotine
Use electronic cigarette with no nicotine for 30 minutes
Moist snuff
Use moist snuff for 30 minutes
Sham Smoking
Sham smoking or e-cigarette use consists of puffing on a drinking straw for 10 minutes
Secondhand cigarette smoke (SHS)
180-minute exposure to SHS generated by controlled dilution of smoke from machine-smoked cigarettes
Conditioned, filtered air
Exposure to conditioned, filtered air for 180 minutes
Sham Moist Snuff
Chew gum for 30 minutes
University of California, San Francisco, San Francisco
National Cancer Institute (NCI)
NIH
Food and Drug Administration (FDA)
FED
University of California, San Francisco
OTHER