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Completed Phase 3 Interventional

Efficacy and Safety Study of Adjunctive Troriluzole in Obsessive Compulsive Disorder

ClinicalTrials.gov ID: NCT04641143

Public ClinicalTrials.gov record NCT04641143. 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 Oct 19, 2026, 11:29 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 study's purpose is to evaluate the efficacy and safety of troriluzole as adjunctive therapy compared to placebo in subjects with Obsessive Compulsive Disorder (OCD)

Study identification

NCT ID
NCT04641143
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Biohaven Pharmaceuticals, Inc.
Industry
Enrollment
456 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
Dec 22, 2020 (Actual)
Primary completion
Oct 27, 2025 (Actual)
Completion
Oct 27, 2025 (Actual)
Last update posted
Jan 7, 2026

2020 – 2025

United States locations

U.S. sites
73
U.S. states
22
U.S. cities
65
Facility City State ZIP Site status
Metropolitan Neuro Behavioral Institute Chandler Arizona 85284 —
IMA Clinical Research Phoenix Arizona 85012 —
NoeisisPharma, LLC Phoenix Arizona 85016 —
CITrials (Clinical Innovations) Bellflower California 90706 —
Axiom Research, LLC Colton California 92324 —
WR-PRI, LLC (Encino) Encino California 91316 —
Behavioral Research Specialists, LLC Glendale California 91206 —
Pharmacology Research Institute Los Alamitos California 90720 —
Clarity Clinical Research Los Angeles California 90064 —
Excell Research, Inc Oceanside California 92056 —
NRC Research Institute Orange California 92688 —
Anderson Clinical Research Redlands California 92374 —
Lumos Clinical Research Center, LLC San Jose California 95124 —
California Neuroscience Research Medical Group, Inc Sherman Oaks California 91403 —
Stanford University Stanford California 94305 —
Collaborative Neuroscience Research Torrance California 90502 —
Yale University / Connecticut Mental Health Center New Haven Connecticut 06519 —
Comprehensive Psychiatric Care Norwich Connecticut 06360 —
Boca Raton Medical Institute Boca Raton Florida 33431 —
Advanced Clinical Research Network Coral Gables Florida 33134 —
Research in Miami Inc Hialeah Florida 33013 —
Accel Research Sites Lakeland Florida 33803 —
Innovative Clinical Research, Inc. Lauderhill Florida 33319 —
Health Care Family Rehab & Research Miami Florida 33015 —
Central Miami Medical Institute Miami Florida 33125 —
FIRC Miami Florida 33173 —
Florida Research Center, Inc. Miami Florida 33174 —
South Florida Research Phase I-IV , Inc. Miami Springs Florida 33166 —
Behavioral Clinical Research North Miami Florida 33161 —
Medical Research Group of Central Florida Orange City Florida 32763 —
APG Research, LLC Orlando Florida 32803 —
Combined Research Orlando Phase I-IV Orlando Florida 32807 —
Omega Research Consultants Orlando Florida 32808 —
MedBio Trials Pembroke Pines Florida 33026 —
Stedman Clinical Trials Tampa Florida 33613 —
Neurobehaviorial Institute Weston Florida 33326 —
Conquest Research LLC Winter Park Florida 32789 —
iResearch Atlanta, LLC Decatur Georgia 30030 —
iResearch Savannah Savannah Georgia 31405 —
Northwest Clinical Trials Boise Idaho 83704 —
Uptown Research Institute Chicago Illinois 60640 —
Revive Research Institute Elgin Illinois 60123 —
AMR-Baber Research, Inc Naperville Illinois 60563 —
Collective Medical Research Overland Park Kansas 66210 —
CBH Health Gaithersburg Maryland 20877 —
Pharmasite Research, Inc. Pikesville Maryland 21208 —
Massachusetts General Hospital Boston Massachusetts 02114 —
Boston Clinical Trials Boston Massachusetts 02131 —
ActivMed Practices and Research Methuen Massachusetts 01844 —
Sisu at RMG Springfield Massachusetts 01103 —
Michigan Clinical Research Institute PC Ann Arbor Michigan 48105 —
Precise Research Centers Flowood Mississippi 39232 —
Psychiatric Care and Research Center O'Fallon Missouri 63368 —
Altea Research Las Vegas Nevada 89102 —
Hassman Research Institute Berlin New Jersey 08009 —
Bio Behavioral Health Toms River New Jersey 08755 —
Integrative Clinical Trials, LLC Brooklyn New York 11229 —
Neurobehavioral Research, Inc Cedarhurst New York 11516 —
Bio Behavioral Institute Great Neck New York 11021 —
Bioscience Research, LLC Mount Kisco New York 10549 —
Manhattan Behavioral Medicine, PLLC New York New York 10036 —
Richmond Behavioral Associates Staten Island New York 10312 —
Clinical Inquest Center, Ltd Beavercreek Ohio 45431 —
Central States Research, LLC Tulsa Oklahoma 74136 —
Suburban Research Associates Media Pennsylvania 19063 —
Comprehensive Psychiatric Care Providers Providence Rhode Island 02906 —
BioBehavioral Research of Austin Austin Texas 78759 —
Relaro Medical Trials Dallas Texas 75243 —
North Texas Clinical Trials Fort Worth Texas 76104 —
Baylor College of Medicine Houston Texas 77030 —
Texas Center for Drug Development, Inc. Houston Texas 77081 —
Mt.Olympus Medical Research LLC Missouri City Texas 77459 —
Northwest Clinical Research Center Bellevue Washington 98007 —

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04641143, 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 Jan 7, 2026 · Synced Oct 19, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04641143 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →