150
Participants
Start Date
July 1, 2025
Primary Completion Date
April 1, 2028
Study Completion Date
September 30, 2028
Cannabidiol capsules
800mg (trial arm 1) or 1200mg (trial arm 2) Cannabidiol capsules will be administered daily over the course of 14 days.
Naltrexone (drug)
All participants will receive 50mg Naltrexone daily as oral tablet throughout the study.
Placebo
Placebo capsules matching the cannabidiol capsules will be administered daily.
Central Institute of Mental Health, Mannheim
Psychiatric Centre North Baden (PZN), Wiesloch
Heidelberg University - Institute of Medical Biometry (IMBI)
UNKNOWN
Heidelberg University - Coordination Centre for Clinical Trials (KKS) of Heidelberg University
UNKNOWN
German Federal Ministry of Education and Research
OTHER_GOV
Central Institute of Mental Health, Mannheim
OTHER