Participate in MDMA Studies
We are currently recruiting for the Phase 3 study of MDMA-assisted psychotherapy for PTSD. Here is a list of all MAPS-sponsored trials on clinicaltrials.gov.
Become a Therapy Provider
Applications are open for practitioners and sites interested in providing limited MDMA therapy within a clinical trial setting.
MAPS PBC is a wholly-owned subsidiary of the Multidisciplinary Association for Psychedelic Studies (MAPS). MAPS is a 501(c)(3) non-profit research and educational organization that develops medical, legal, and cultural contexts for people to benefit from the careful uses of psychedelics and marijuana.
May 10, 2019 
Publications
The Lancet: Psychiatry
MDMA-assisted psychotherapy for PTSD in military veterans, firefighters, and police officers: a randomised, double-blind, dose-response, phase 2 clinical trial.
Psychopharmacology: Pooled CAPS Study
Here we evaluate six phase 2 trials in a pooled analysis to determine the study design for phase 3 trials of MDMA-assisted psychotherapy for PTSD. MDMA-assisted psychotherapy was efficacious and well tolerated in a large sample of adults with PTSD.
All Studies
Learn more about all of our completed, ongoing and planned studies, and see all of our publications on our Study Information page.