A Clinical Trial of Tolcapone in Obsessive Compulsive Disorder

NCT05624528 · Status: ACTIVE_NOT_RECRUITING · Phase: PHASE2 · Type: INTERVENTIONAL · Enrollment: 49

Last updated 2026-03-10

No results posted yet for this study

Summary

The primary aim of the present study is to examine the efficacy and safety of tolcapone in adults with moderate to severe OCD.

Conditions

  • Obsessive-Compulsive Disorder
  • OCD

Interventions

DRUG

Tolcapone

catechol-O-methyl transferase inhibitor

DRUG

Placebo

Pill that contains no medicine

Sponsors & Collaborators

  • University of Chicago

    lead OTHER

Principal Investigators

  • Jon E Grant, MD, JD, MPH · University of Chicago

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Max Age
65 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2023-06-22
Primary Completion
2026-06-30
Completion
2026-06-30
FDA Drug
Yes

Countries

  • United States

Study Locations

More Related Trials

Entities

Drugs

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT05624528 on ClinicalTrials.gov