22
Participants
Start Date
May 31, 2016
Primary Completion Date
July 31, 2018
Study Completion Date
July 31, 2018
Naltrexone
3 tablets（15mg） once per day in the first two weeks，then Naltrexone 5 tablets（25mg） once per day during the rest of the study.
Placebo Naltrexone
Placebo Naltrexone created and masked by the pharmacy to be used as a control.
Bupropion
1 capsule（150mg） once per day in the first two weeks，then 2 capsules（300mg） once per day during the rest of the study.
Placebo Bupropion
Placebo Bupropion created and masked by the pharmacy to be used as a control.
University of Massachusetts, Worcester
OTHER
Shanghai Mental Health Center
OTHER