Alcohol Use Disorder study: Suvorexant
Official title Suvorexant for Treatment of AUD and PTSD
ClinicalTrials.gov ID: NCT06679062
What this study is testing
What is Suvorexant?
Suvorexant is an investigational medicine, taken by mouth once daily, being studied as a potential treatment for alcohol use disorder (aud).
Also referred to as SUV, Dual orexin receptor antagonist.
Plain-language explanation of the investigational treatment. It is being studied and is not an approved or proven therapy. The study team can confirm the details.
- What it's testing
- This study aims to find out if the drug suvorexant reduces insomnia in people who have both PTSD symptoms and alcohol use disorder.
- Who it's for
- The study is looking for men and women aged 21 to 65 who have PTSD symptoms and alcohol use disorder.
- What's involved
- Participants will take a daily pill for two weeks, try to stop drinking, and complete daily online diaries. They will also visit the clinic twice for tests and assessments.
- Time commitment
- The study lasts three weeks, including a one-week preparation period and two weeks of treatment with two clinic visits.
- Phase 2: a mid-size study of how well it works
- You might receive a placebo (an inactive treatment) instead of the study drug, decided by chance.
A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.
Who can take part
Ages 21 to 65
You may be able to join if
- Age between 21 and 65.
- Meet current (i.e., past 12-month at Day -7/-6) DSM-5 diagnostic criteria for moderate or severe AUD as determined by the MINI.
- Currently experiencing PTSD symptoms at screening (Day -7/-6) as indicated by PCL-5 cut-score \> 30.
- Intrinsic motivation to reduce or quit drinking (defined as self-reported intention at screening to reduce or quit drinking within the next 6 months)...
- Must have an ISI score equal to or \> 7 (subthreshold insomnia). ISI score below 7 at screening will not be included or proceed beyond the screening...
You likely can't join if
- A current (past 12-month at Day -7/-6) DSM-5 diagnosis via the MINI of substance use disorder for any substances other than alcohol, nicotine, or...
- A lifetime DSM-5 diagnosis via the MINI of schizophrenia, bipolar disorder, or psychotic disorder.
- Positive urine test for any recreational drugs other than marijuana at screening (Day -7/-6).
- Current clinically significant alcohol withdrawal (i.e., score ≥ 10 on the CIWA-Ar).
- Currently pregnant, nursing, or no reliable method of birth control (females only).
- Any clinically significant medical condition that would preclude safe participation in the study (e.g.
See the full eligibility criteria
- Age between 21 and 65.
- Meet current (i.e., past 12-month at Day -7/-6) DSM-5 diagnostic criteria for moderate or severe AUD as determined by the MINI.
- Currently experiencing PTSD symptoms at screening (Day -7/-6) as indicated by PCL-5 cut-score \> 30.
- Intrinsic motivation to reduce or quit drinking (defined as self-reported intention at screening to reduce or quit drinking within the next 6 months) and to receive PTSD treatment.
- Must have an ISI score equal to or \> 7 (subthreshold insomnia). ISI score below 7 at screening will not be included or proceed beyond the screening day.
- Agree to abstain from all other sleep medications (starting at Day -7).
- Have a place to live in the 2 weeks prior to randomization (Day 0) and not be at risk that s/he will lose his/her housing in the next month.
- A current (past 12-month at Day -7/-6) DSM-5 diagnosis via the MINI of substance use disorder for any substances other than alcohol, nicotine, or marijuana (\< moderate level on DSM 5).
- A lifetime DSM-5 diagnosis via the MINI of schizophrenia, bipolar disorder, or psychotic disorder.
- Positive urine test for any recreational drugs other than marijuana at screening (Day -7/-6).
- Current clinically significant alcohol withdrawal (i.e., score ≥ 10 on the CIWA-Ar).
- Currently pregnant, nursing, or no reliable method of birth control (females only).
- Any clinically significant medical condition that would preclude safe participation in the study (e.g.
- Use of suvorexant (within 30 days of Day -7).
- Currently on prescription medication that contraindicates use of suvorexant (including moderate or strong Cytochrome P450 3A modulators (CYP3A inhibitors and inducers))
- Hepatic insufficiency (AST/ALT \> 5x upper limit of normal (ULN)).
- Suicidal Ideation determined by greater than moderate Columbia Suicide Severity Rating Scale.
- Inability to provide evidence of 48-hour alcohol abstinence (self-report, BrAC, EtG) at Day 0 AND failure after second attempt at 48-hour abstinence.
The study team makes the final eligibility decision.
Where it is enrolling
- Houston, Texas, United States
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part, but confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 21 years to 65 years. The study team makes the final eligibility decision.
Where is this trial taking place?
This study is enrolling now at Houston, Texas, United States. Enter your location above to see the nearest enrolling site and check your eligibility.
Explore other conditions
BridgeMD is an information and trial-matching tool that is independent of the study sponsor. Details come from ClinicalTrials.gov. The study team decides eligibility, and your own doctor gives medical advice.