3,4-Methyl​enedioxy​methamphetamine

Small moleculeexperimental

3,4-Methylenedioxymethamphetamine (MDMA), commonly known as ecstasy, and molly, is an entactogen with stimulant and minor psychedelic properties. In studies, it has been used alongside psychotherapy in the treatment of post-traumatic stress disorder (PTSD) and social anxiety in autism spectrum disorder. The purported pharmacological effects that may be prosocial include altered sensations, increased energy, empathy, and pleasure. When taken by mouth, effects begin in 30 to 45 minutes and last three to six hours. — Wikipedia

Clinical trial activity

102 trials · 57 clinical orgs · 0 marketing orgs

Phase 1
43
Phase 2
52
Phase 3
10
Phase 4
1

Earliest trial started Jun 1, 2001 (NCT00895804)

Timeline

2000s

  1. Jan 1, 2001

    Earliest Phase 1 Sponsor(trial)

  2. Jan 1, 2004

    Earliest Phase 2 Sponsor(trial)

2010s

  1. Jan 1, 2018

    Earliest Phase 3 Sponsor(trial)

Indications

Mechanism of action

Chemistry & pharmacology

Loading structure…

SMILES

CNC(C)Cc1ccc2c(c1)OCO2
Mol. weight
193.25 g/mol
Lipinski Ro5
Pass
Rule of 3
Yes
Chirality
Racemic Mixture
Inorganic
No
Polymer
No

Oral

No

Parenteral

No

Topical

No

Sources

Also known as

  • 3,4-methyelendioxymethamphetamine
  • 3,4-methylenedioxymethamphetamine
  • 3,4-methylenedioxymethamphetamine
  • 3,4-methylenedioxymethamphetamine
  • 3,4-methylenedioxymethamphetamine hydrochloride
  • 3,4-methylenedioxymethamphetamine hydrochloride
  • ecstasy
  • ecstasy
  • mdma
  • mdma
  • mdma
  • methylenedioxymethamphetamine
  • methylenedioxymethamphetamine

Clinical trials

NCT IDPhaseStart dateSponsor(s)
NCT07118839Phase 2/Phase 3 (Phase 3)Feb 1, 2026Department of Veteran Affairs
NCT07288151Phase 2Jan 31, 2026Department of Defense, Emory University
NCT07102576Phase 1Jan 6, 2026Icahn School of Medicine at Mount Sinai
NCT07301632Phase 2Dec 17, 2025Unity Health Toronto
NCT07303907Phase 2Dec 3, 2025Mind Medicine, Inc.
NCT06989957Phase 1Sep 17, 2025Johns Hopkins University
NCT06905652Phase 1Jul 29, 2025University of Basel
NCT06353282Phase 2Jul 1, 2025University of California, Los Angeles
NCT06884514Phase 1Apr 3, 2025University of Basel
NCT06693609Phase 2Mar 1, 2025atai Therapeutics, Inc.
NCT06772753Phase 1Feb 5, 2025Johns Hopkins University
NCT06789705N/AJan 27, 2025University of Basel
NCT06683014Phase 2Dec 31, 2024Yale University
NCT06418178Phase 2Oct 31, 2024Department of Veteran Affairs
NCT06608238Phase 2Sep 3, 2024SkinJect, Inc.
NCT06565494Early Phase 1 (Phase 1)Aug 27, 2024University of Washington
NCT06066853Early Phase 1 (Phase 1)Mar 31, 2024Harvard University, Multidisciplinary Association for Psychedelic Studies
NCT05837845Phase 2Feb 29, 2024Department of Veteran Affairs, Palo Alto Veterans Institute for Research, Stanford University, Steven & Alexandra Cohen Children's Medical Center, New York
NCT06394284Phase 3Feb 18, 2024Herzog Hospital
NCT05746572Phase 4Jan 31, 2024Emory University
Showing 20 of 102 trials
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Organizations

Research & Development (57)

OrganizationOrg typeTrialsAs lead sponsorPhasesEarliest year
Multidisciplinary Association for Psychedelic StudiesAcademic/Hospital332742004
University of BaselAcademic/Hospital141022009
MAPS Public Benefit CorporationAcademic/Hospital13142013
University of BernAcademic/Hospital111122001
Department of Veteran AffairsGovernment8622020
University of ChicagoAcademic/Hospital7722010
National Institute on Drug Abuse (NIDA)Government4122003
Emory UniversityAcademic/Hospital3232017
University of California, Los AngelesAcademic/Hospital3212014
University of California, San FranciscoAcademic/Hospital3222009
Harvard UniversityAcademic/Hospital2222007
Healing BreakthroughAcademic/Hospital2112023
Institut Hospital del Mar d'Investigacions MèdiquesAcademic/Hospital2212003
Johns Hopkins UniversityAcademic/Hospital2212025
Materia Medica HoldingFor profit2212018
National Institutes of Health (NIH)Government2022023
RemedyAcademic/Hospital2212021
Stanford UniversityAcademic/Hospital2112023
Steven & Alexandra Cohen Children's Medical Center, New YorkAcademic/Hospital2012023
Yale UniversityAcademic/Hospital2222019
57 organizations
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