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Not yet recruiting Phase 4 Interventional

The Effects of Orexin Antagonism on Fear Extinction in PTSD

ClinicalTrials.gov ID: NCT06788522

Public ClinicalTrials.gov record NCT06788522. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 18, 2026, 1:38 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Study identification

NCT ID
NCT06788522
Recruitment status
Not yet recruiting
Study type
Interventional
Phase
Phase 4
Lead sponsor
VA Office of Research and Development
Federal
Enrollment
40,120 participants

Conditions and interventions

Interventions

  • Placebo Drug
  • Suvorexant Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 75 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Apr 30, 2026
Primary completion
Feb 29, 2032
Completion
Jun 29, 2032
Last update posted
Apr 15, 2026

2026 – 2032

United States locations

U.S. sites
2
U.S. states
2
U.S. cities
2
Facility City State ZIP Site status
San Francisco VA Medical Center, San Francisco, CA San Francisco California 94121-1563
Ralph H. Johnson VA Medical Center, Charleston, SC Charleston South Carolina 29401-5703

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06788522, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 15, 2026 · Synced May 18, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT06788522 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →