RecruitingPhase 2NCT07118618

Probenecid Administration for Alcohol Craving and Consumption

Probenecid, Pannexin 1 Channels for Alcohol Use Disorder

Sponsor

Brown University

Enrollment

120 participants

Start Date

Mar 14, 2026

Study Type

INTERVENTIONAL

Conditions

Alcohol Consumption Alcohol Use Disorder (AUD)Craving

Summary

This study proposes a 16-week, between-subject, double-blind, randomized controlled trial (RCT) with probenecid (2g /day) compared to placebo in individuals with AUD to test if reduces craving and alcohol consumption.

Eligibility

Min Age: 18 Years

Inclusion Criteria7

• Male or female, ≥18 years.
women \>7 drinks/week; men \>14 drinks/week.
meet moderate to severe AUD score for DSM-5 criteria.
Breath Alcohol Content (BrAC)=0.00 at each visit.
in good health as confirmed by medical history, physical examination and lab tests.
willing to adhere to the study procedures.
understand informed consent and questionnaires in English at an 8th grade level.

Exclusion Criteria10

• Women who are breastfeeding or positive urine test for pregnancy.
clinically significant medical abnormalities: unstable hypertension, clinically significant abnormal EKG, bilirubin \>150% of the upper normal limit, ALT/AST \>300% the UNL, creatinine clearance ≤60 dl/min
meet DSM-5 criteria for a diagnosis of schizophrenia, bipolar disorder, or other psychoses
medications that reduce alcohol consumption (naltrexone, disulfiram).
use aspirin (salicylates may reduce effect of probenecid), penicillin, methotrexate (may increase concentration).
history of suicide attempts in the last three years.
current diagnosis of a moderate or severe cannabis use disorder as assessed by self-report, SCID-E for SUD, and urine toxicology screen at baseline.
current diagnosis of another substance disorder at any severity, other than nicotine, as assessed by self-report, SCID-E for SUD, and urine toxicology screen at baseline.
current use of medications that may interact with probenecid.
history of hypersensitivity to sulfa drugs.

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