An Evaluation of the Safety and Efficacy of TSND-201 for the Treatment of PTSD (EMPOWER-1)
Eligible age
18+ yrs
Accepts
All genders
Locations
20 states
Healthy volunteers
No
See if you qualify for this study
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About this study
This study is evaluating the safety and efficacy of TSND-201 in adults with PTSD. Eligible participants will enter a 4-week Treatment Period where they will be randomized 1:1:1 to receive one of two doses of TSND-201 or placebo, once per week. Following the Treatment Period, participants will enter an 8-week Follow-up Period.
Sponsor: Transcend Therapeutics
You may qualify if…
- ✓ Meets the DSM-5 criteria for current PTSD diagnosis, with a symptom duration of at least 6 months.
- ✓ Tried at least one pharmacological treatment for PTSD or trauma-focused psychotherapy.
- ✓ Proficient in communication (verbal and reading) to complete interviews and written questionnaires.
- ✓ Free from any other clinically significant illness or disease.
You may not qualify if…
- ✕ Primary diagnosis of any other DSM-5 disorder.
- ✕ Body mass index (BMI) \<18 kg/m2 or ≥40 kg/m2.
- ✕ Unable to refrain from nicotine use for at least 8 hours.
- ✕ Use of prohibited concomitant medications or therapies.
- ✕ Current or previous history of clinically significant cardiovascular (including current uncontrolled hypertension) / cerebrovascular conditions.
Where it's recruiting
Phoenix · Tucson
Little Rock
Imperial · La Jolla · Los Angeles · Montclair …
Evergreen
Jacksonville · Lauderhill · Maitland · Orlando
Atlanta
Chicago
New Orleans
Pikesville
Worcester
Creve Coeur · Saint Charles
Cherry Hill · Princeton · Toms River
Source: ClinicalTrials.gov · NCT07456696 · last updated 2026-09-17