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Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Adjunctive Troriluzole in Obsessive-Compulsive Disorder

ClinicalTrials.gov ID: NCT04693351

Public ClinicalTrials.gov record NCT04693351. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 3:03 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double-Blind, Placebo- Controlled Trial of Adjunctive Troriluzole in Obsessive Compulsive Disorder

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study was to evaluate the efficacy and safety of troriluzole as adjunctive therapy compared to placebo in participants with Obsessive Compulsive Disorder (OCD).

Study identification

NCT ID
NCT04693351
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Biohaven Pharmaceuticals, Inc.
Industry
Enrollment
589 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 65 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 28, 2021
Primary completion
Apr 28, 2025
Completion
Apr 28, 2025
Last update posted
May 21, 2026

2021 – 2025

United States locations

U.S. sites
49
U.S. states
19
U.S. cities
48
Facility City State ZIP Site status
Alea Research Phoenix Arizona 85012
ProScience Research Group Culver City California 90230
Kaizen Brain Center La Jolla California 92037
Om Research LLC Lancaster California 93534
CalNeuro Research Group Los Angeles California 90024
Lumos Clinical Research Center, LLC San Jose California 95124
Velocity Clinical Research Santa Ana California 92704
California Neuroscience Research Medical Group, Inc. Sherman Oaks California 91403
Pacific Clinical Research Medical Group Upland California 91786
Mountain View Clinical Research Denver Colorado 80209
Comprehensive Psychiatric Care Norwich Connecticut 06360
Topaz Clinical Research Apopka Florida 32703
CNS Research of Coral Springs Coral Springs Florida 33067
Gulfcoast Clinical Research Center Fort Myers Florida 33912
University of Florida Department of Psychiatry Gainesville Florida 32606
Clinical Neuroscience Solutions, Inc. Jacksonville Florida 32256
Med-Care Research Miami Florida 33165
Ezy Medical Research, Co. Miami Florida 33175
Advanced Research for Health Improvement Naples Florida 34102
Harmony Clinical Research North Miami Beach Florida 33162
dTMS Center LLC Palm Beach Florida 33480
DMI Research Pinellas Park Florida 33782
CenExel iResearch Decatur Georgia 30030
Renew Health Clinical Research, LLC Snellville Georgia 30078
University of Chicago Department of Psychiatry & Behavioral Neuroscience Chicago Illinois 60637
AMR-Baber Research, Inc. Naperville Illinois 60563
Collective Medical Research Overland Park Kansas 66210
Continental Clinical Solutions, LLC Towson Maryland 21204
Boston Clinical Trials Boston Massachusetts 02131
Psychiatric Care and Research Center O'Fallon Missouri 63368
Boeson Research Missoula Montana 59804
Center for Emotional Fitness Cherry Hill New Jersey 08028
SPRI Clinical Trials, LLC Brooklyn New York 11235
Manhattan Behavioral Medicine, PLLC New York New York 10036
Richard H. Weisler, MD PA & Associates Raleigh North Carolina 27609
CTI Clinical Research Center Cincinnati Ohio 45212
American Clinical Research Institute (ACRI) Dayton Ohio 45432
American Research Institute (ACRI) Kettering Ohio 45439
North Star Medical Research, LLC Middleburg Heights Ohio 44130
Lehigh Center for Clinical Research Allentown Pennsylvania 18104
Suburban Research Associates Media Pennsylvania 19063
Donald J. Garcia Jr., MD PA Austin Texas 78737
Inquest Clinical Research Baytown Texas 77521
FutureSearch Trials of Dallas, LP Dallas Texas 75231
InSite Clinical Research DeSoto Texas 75115
Clinical Trial Network Houston Texas 77074
AIM Trials Plano Texas 75093
Clinical Trials of Texas, Inc. San Antonio Texas 78229
Woodstock Research Center Woodstock Vermont 05091

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 40 non-U.S. sites.

Recently updated Obsessive-Compulsive Disorder trials

Other public records listing Obsessive-Compulsive Disorder. Sorted by last update posted; newest first. Not a recommendation.

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About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04693351, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 21, 2026 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04693351 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →