160
Participants
Start Date
August 31, 2012
Primary Completion Date
October 31, 2015
Study Completion Date
October 31, 2015
Buprenorphine
Buprenorphine 5 microg/h/7 days
Placebo
Placebo patch
Kuopio University Hospital, Kuopio
University of Eastern Finland
OTHER
Kuopio University Hospital
OTHER