Phase 2 PTSD Trial, Recruiting NCT04550377 Sponsor: NYU Langone Health Condition: PTSD
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Phase 2 PTSD Trial, Recruiting

NCT04550377
Recruiting Phase 2

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • People who have been diagnosed with Post-Traumatic Stress Disorder (PTSD), confirmed through a specific clinical assessment tool called the CAPS-5.
  • People who have had a mild traumatic brain injury (TBI), confirmed through specific screening tools — this applies only to participants in the PTSD+TBI group.
  • People who are able to provide at least two contact details (such as phone numbers or addresses) so they can be reached during the study.
  • People who are able to give informed consent, meaning they can understand and agree to what the study involves.
  • People who have a stable, reliable place to live.
  • People who are willing to avoid all cannabis or cannabinoid products for the entire duration of the study.
  • People who are willing to use contraception if there is any chance of becoming pregnant.

Who may not be able to join:

  • People who have a history of an open head injury (where the skull was penetrated).
  • People who had a traumatic brain injury within the last 6 months.
  • People whose traumatic brain injury was moderate or severe.
  • People who have had a substance use disorder in the past 12 months, except for mild alcohol use disorder or nicotine use.
  • People who have used any cannabis or cannabinoid-containing product in the past month.
  • People whose urine drug test comes back positive for cannabinoids, amphetamines, cocaine, or opioids.
  • People who are currently taking medications that may interact with CBD (confirm with trial site).
  • People with a lifetime history of a psychiatric disorder involving psychotic features, or a history of bipolar disorder.
  • People who have been exposed to a traumatic event in the last 30 days, including through police or military service.
  • People who have started psychotherapy for PTSD or another psychiatric condition within the 2 months before screening.
  • People who have not been on a stable dose of certain medications for at least 2 months — this includes psychiatric medications, anti-seizure medications, blood pressure medications, stimulant-type medications, hormone replacement therapy, steroids, or medications linked to brain cell growth (confirm specific medications with trial site).
  • People who have made an active suicide attempt in the past year.
  • People who are currently assessed as having significant risk of suicide or harm to others, have had serious suicidal behaviour in the past 12 months, or have ever been hospitalised due to a serious suicide attempt.
  • People who have a neurological condition or a body-wide illness that affects how the brain and nervous system function (not including TBI).
  • People with a serious medical illness such as cancer or an infectious disease.
  • People who have been diagnosed with anaemia or have been advised by a doctor not to have blood draws.
  • People with significant abnormalities in liver function or blood and metabolic test results.
  • People who have had a significant allergic reaction to cannabinoids or sesame oil.
  • People who are currently pregnant or breastfeeding.
  • People for whom MRI scanning is not safe (for example, due to certain metal implants).
  • People who plan to try to conceive a child during the study or within two weeks of completing it.
  • People who have active legal issues that are likely to result in imprisonment within 12 weeks of starting treatment.
  • People assessed as being at high risk of a serious emotional or behavioural reaction during the study, such as those with a serious personality disorder, significant antisocial behaviour, major current life stressors, or a lack of social support.
  • People who have received inpatient psychiatric treatment in the past 12 months, not including detox or extended emergency department stays.

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 19 July 2026
Phase 2: approximately ~30% of drugs entering this phase reach regulatory approval, based on published industry-wide historical data. This is not specific to this trial.
Phase success rates shown are historical industry-wide averages based on published data. They are not a prediction for this specific trial or your individual situation.

Contact this trial

Principal Investigator: Esther M Blessing, MD PhD, NYU

Phone: 646-754-4808

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Phase 2
Registry
ClinicalTrials.gov
Start date
26 May 2021
Est. completion
1 March 2026

Where this trial is recruiting

🇺🇸 United States

Primary endpoints

Change in PTSD symptoms

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 19 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov