24
Participants
Start Date
June 1, 2017
Primary Completion Date
June 30, 2021
Study Completion Date
June 30, 2021
Repetitive Transcranial Magnetic Stimulation (rTMS)
On Day 1, the resting motor threshold (RMT) will be determined according to previous published methods \[Cardenas-Morales et al. 2013\] and the rTMS will be delivered at an intensity of 90% of the participant's RMT. rTMS will be administered at 20 Hz (25 trains, 30 pulses per train, 30 second intertrain interval).
Sham Repetitive Transcranial Magnetic Stimulation (rTMS)
On Day 1, the resting motor threshold (RMT) will be determined according to previous published methods \[Cardenas-Morales et al. 2013\] and the Sham rTMS will be delivered at an intensity of 90% of the participant's RMT. rTMS will be administered at 20 Hz with the B65 placebo coil (25 trains, 30 pulses per train, 30 second intertrain interval).
Weekly Counselling Session
In order to support participants in their abstinence plan, individual weekly sessions of supportive counselling will be administered over the course of the study on 1 time per week over 4 weeks (28 days of abstinence).
Centre for Addiction and Mental Health, Toronto
Centre for Addiction and Mental Health
OTHER