# Study Comparing Two Versus Three Active MDMA-assisted Sessions in U.S. Military Veterans With Chronic PTSD

> **NCT04784143** · PHASE2 · TERMINATED · sponsor: **Resilient Pharmaceuticals** · enrollment: 26 (actual)

## Conditions studied

- PTSD

## Interventions

- **DRUG:** Midomafetamine
- **BEHAVIORAL:** Psychotherapy

## Key facts

- **NCT ID:** NCT04784143
- **Lead sponsor:** Resilient Pharmaceuticals
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2021-11-08
- **Primary completion:** 2024-06-25
- **Final completion:** 2024-06-27
- **Target enrollment:** 26 (ACTUAL)
- **Why stopped:** The study was terminated early by the sponsor due to administrative, non-safety related reasons.
- **Last updated:** 2025-07-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04784143

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04784143, "Study Comparing Two Versus Three Active MDMA-assisted Sessions in U.S. Military Veterans With Chronic PTSD". Retrieved via AI Analytics 2026-06-12 from https://api.ai-analytics.org/clinical/NCT04784143. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*