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Non-Steroidal Anti-Inflammatory Drug

Diclofenac for Alcohol Use Disorder

Phase 1
Waitlist Available
Research Sponsored by University of Maryland, Baltimore
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Age 21-65
In the 30-day period before enrollment, consume more than 14 and more than 7 standard drinks per week for men and women, respectively
Must not have
Currently on prescription medication that contraindicates use of diclofenac
Currently prescribed a psychotropic medication for the treatment of schizophrenia spectrum and other psychotic disorders, bipolar and related disorders
Timeline
Screening 3 weeks
Treatment Varies
Follow Up from enrollment to the end of session 4 (approximately 5 weeks)

Summary

This trial aims to test whether a medication called diclofenac can increase a specific brain chemical called KYNA in individuals with Alcohol Use Disorder (AUD). This brain chemical plays a role in alcohol-related

Who is the study for?
This trial is for individuals with Alcohol Use Disorder (AUD). Participants will undergo four sessions where they'll receive different doses of Diclofenac or a placebo to see if it affects their craving and mood.
What is being tested?
The study tests whether Diclofenac, at doses of 50mg, 75mg, or 100mg, can increase KYNA levels in the brain and reduce alcohol-related behaviors compared to a placebo in people with AUD.
What are the potential side effects?
Diclofenac may cause side effects like stomach pain, heartburn, nausea, headache, dizziness, liver issues. It's an anti-inflammatory drug so it might also lead to increased bleeding risk.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
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I am between 21 and 65 years old.
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I drink more than 14 (if male) or 7 (if female) alcoholic drinks weekly.

Exclusion Criteria

You may be eligible for the trial if you check “No” for criteria below:
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I am taking medication that cannot be mixed with diclofenac.
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I am taking medication for schizophrenia, bipolar disorder, or similar conditions.
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I am not pregnant, nursing, or willing to use birth control if I can have children.
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I tested positive for COVID-19 and had symptoms in the last 3 months.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~from enrollment to the end of session 4 (approximately 5 weeks)
This trial's timeline: 3 weeks for screening, Varies for treatment, and from enrollment to the end of session 4 (approximately 5 weeks) for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Primary study objectives
Change in blood kynurenic acid (KYNA) levels

Trial Design

4Treatment groups
Active Control
Placebo Group
Group I: Diclofenac 50mgActive Control1 Intervention
In this arm participants will receive 50mg of Diclofenac
Group II: Diclofenac 75mgActive Control1 Intervention
In this arm participants will receive 75mg of Diclofenac
Group III: Diclofenac 100mgActive Control1 Intervention
In this arm participants will receive 100mg of Diclofenac
Group IV: PlaceboPlacebo Group1 Intervention
Placebo arm

Find a Location

Who is running the clinical trial?

University of Maryland, BaltimoreLead Sponsor
713 Previous Clinical Trials
379,325 Total Patients Enrolled
~16 spots leftby Dec 2026