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Completed Phase 4 Interventional Results available

Suvorexant and Trauma Related Insomnia

ClinicalTrials.gov ID: NCT02704754

Public ClinicalTrials.gov record NCT02704754. 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 Nov 8, 2026, 9:28 PM EST

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Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Problems sleeping are common after exposure to highly threatening experiences and can occur with and without a diagnosis of posttraumatic stress disorder (PTSD). Established treatments for PTSD are limited for addressing insomnia and many insomnia treatments appear to be limited in the context of PTSD. Suvorexant is FDA approved for insomnia and among approved drugs has a unique mechanism of action that may be well suited for targetting arousal at night dysregulated by trauma. The investigators will evaluate the efficacy of suvorexant for insomnia that developed in relation to trauma exposure, utilizing a placebo control, and polysomnography to identify biomarkers of response, in a six week trial.

Study identification

NCT ID
NCT02704754
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
Howard University
Other
Enrollment
41 participants

Conditions and interventions

Interventions

Drug · Other

Eligibility (public fields only)

Age range
18 Years to 55 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
May 1, 2016 (Actual)
Primary completion
Apr 30, 2021 (Actual)
Completion
Apr 30, 2021 (Actual)
Last update posted
Feb 15, 2023

2016 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Clinical Research Unit; Howard University Hospital Washington D.C. District of Columbia 20060 —

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 NCT02704754, 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 Feb 15, 2023 · Synced Nov 8, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT02704754 live on ClinicalTrials.gov.

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