Formula: C₁₁H₁₅NO₂

Drug class: Empathogen–entactogen; stimulant

Other names: MDMA, Ecstasy, E, X, XTC, Molly

Onset of action: 30–45 minutes (orally)

Peak: 1.5 to 2 hours

Read our Research

  • FDA has designated MDMA-assisted therapy for PTSD a Breakthrough Therapy.
  • MAPS’ Phase 3 clinical trial of MDMA-assisted therapy demonstrated statistically significant improvement in PTSD symptoms after three sessions.
  • MDMA has been administered to approximately 1,700 human subjects with only one serious adverse reaction.

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