CI

At a glance

ClinicalIndex Comparison Record
Phase 2Recruiting· 76 target
Drug / intervention
Suvorexant +1 moredrug
Likely dose
Suvorexant 10mgfrom record
Key inclusion· 7
  • Age 21-65 years
  • DSM-5 moderate or severe AUD diagnosis in past 12 months
  • PTSD symptoms with PCL-5 score > 30
  • Motivation to reduce/quit drinking and receive PTSD treatment
Key exclusion· 11
  • Current DSM-5 substance use disorder (except alcohol, nicotine, or marijuana <moderate)
  • Lifetime diagnosis of schizophrenia, bipolar disorder, or psychotic disorder
  • Positive urine test for recreational drugs (except marijuana)
  • Current clinically significant alcohol withdrawal (CIWA-Ar ≥ 10)

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT06679062
NCT06679062Phase 2RecruitingOn Track

A Double-masked, Randomized, Phase II Study to Compare the Effectiveness of 20mg Oral Suvorexant (SUV) Versus Placebo (1:1) in Participants With Co-occurring Alcohol Use Disorder (AUD) and Posttraumatic Stress Disorder (PTSD)

Pharmacotherapies for Alcohol and Substance Use Disorders Alliance·interventional·Posted Nov 7, 2024·Updated Jun 23, 2026

In Brief

A Phase 2 clinical trial evaluating Suvorexant and Placebo for Alcohol Use Disorder (AUD) and 2 related conditions. Currently recruiting, targeting 76 participants across 2 sites.

Detailed Summary

This study is to determine if suvorexant (SUV) will reduce insomnia in 76 men and women veteran and non-veterans between the ages 21-65 with posttraumatic stress disorder (PTSD) symptoms and alcohol use disorder (AUD). All participants will have a 7-day placebo run-in period, followed by a random assignment to receive placebo or suvorexant for an additonal 14 days. Post-randomization, participants will attempt to stop drinking for two weeks and will complete daily virtual diaries and study outcome assessments via in-person clinic visits on days 7 and 14.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesUnited States

Timeline

Phase 2Recruiting
202520262027
First PostedNov 7, 2024
Enrollment StartJul 16, 2025
Primary CompletionMar 1, 2027
TodayJul 2, 2026
Enrollment to primary: 1.6 yearsPosted 1.7 years agoPrimary completion in 8 months

Interventions

Suvorexantdrug

Suvorexant is described chemically as: \[(7R)-4-(5-chloro-2-benzoxazolyl) hexahydro-7-methyl-1H-1,4-diazepin-1-yl\]\[5-methyl-2-(2H-1,2,3-triazol2-yl)phenyl\]methanone. SUV's empirical formula is C23H23ClN6O2 and the molecular weight is 450.92. Each film coated tablet contains 10mg or 20mg of suvorexant.

Placeboother

Film coated tablet to match the active drug.