About this trial
The study assesses the safety and preliminary effectiveness of MDMA-assisted cognitive behavioral therapy in participants diagnosed with obsessive-compulsive disorder (OCD).
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
At least 18 years old
Fluent in speaking and reading the predominantly used or recognized language of the study site
Able to swallow pills
Meet the criteria for OCD diagnosis
Disqualifiers
Pregnant or nursing, or able to become pregnant and are not practicing an effective means of birth control
Weigh less than 48 kilograms (kgs)
Any current problem which, in the opinion of the investigator or study physician, might interfere with participation
Trial design
Parallel
Treatments tested in this trial
3,4-Methyl enedioxy methamphetamine
DrugMDMA (3,4 methylenedioxymethamphetamine) is a synthetic, psychoactive drug that is chemically similar to the stimulant methamphetamine.
Methamphetamine
DrugMethamphetamine is a stimulant that affects the central nervous system. This is used as a control in the study.
Cognitive Behavioral Therapy (CBT)
BehavioralCognitive Behavioral Therapy with exposure and response prevention performed by therapist team.
Treatment groups
Trial outcomes
Primary outcomes
Chnage in the severity of OCD symptoms as measured by the Yale-Brown Obsessive Compulsive Scale (YBOCS)
Change in OCD severity is measured by the YBOCS (Yale Brown Obsessive-Compulsive Scale), a gold standard measure of obsessions and compulsions. For the YBOCS the minimum units are 0 and Maximum units on the total scale are 40. The higher the number on the YBOCS, the more severe the symptoms. Response is defined as at least a 35% reduction on the YBOCS.
Sponsors and contacts
Click on the lead sponsor to view all of their trials.
Carolyn Rodriguez
Lead sponsor
Stanford University
Sponsor institution