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Completed Phase 3 Interventional Results available

Etrasimod Versus Placebo for the Treatment of Moderately to Severely Active Ulcerative Colitis

ClinicalTrials.gov ID: NCT03945188

Public ClinicalTrials.gov record NCT03945188. 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 22, 2026, 2:21 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 Phase 3, Randomized, Double-Blind, Placebo-Controlled, 52-Week Study to Assess the Efficacy and Safety of Etrasimod in Subjects With Moderately to Severely Active Ulcerative Colitis

Brief summary

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

The purpose of this study is to determine whether oral etrasimod is a safe and effective treatment for moderately to severely active ulcerative colitis.

Study identification

NCT ID
NCT03945188
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Arena Pharmaceuticals
Industry
Enrollment
433 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
16 Years to 80 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
Jun 13, 2019 (Actual)
Primary completion
Feb 8, 2022 (Actual)
Completion
Feb 16, 2022 (Actual)
Last update posted
Dec 20, 2022

2019 – 2022

United States locations

U.S. sites
67
U.S. states
22
U.S. cities
56
Facility City State ZIP Site status
Digestive Health Specialists of the Southeast Dothan Alabama 36305 —
Arizona Digestive Health Sun City Arizona 85351 —
Om Research, LLC Lancaster California 93534 —
Entertainment Medical Group, Inc. Los Angeles California 90036 —
United Medical Doctors Murrieta California 92563 —
San Diego Gastroenterology Medical Associates San Diego California 92103 —
ACRC Studies, LLC San Diego California 92119 —
Peak Gastroenterology Associates Colorado Springs Colorado 80920 —
Gastro Florida Clearwater Florida 33761 —
West Central Gastroenterology d/b/a Gastro Florida Clearwater Florida 33762 —
Florida Center for Gastroenterology Clearwater Florida 33777 —
Javier Sobrado, MD Miami Florida 33156 —
Life Medical Center & Research, INC Miami Lakes Florida 33014 —
Gastroenterology Group of Naples Naples Florida 34102 —
Office of Dr Meckstroth Naples Florida 34110 —
NSB Research New Smyrna Beach Florida 32168 —
Sarkis Clinical Trials - Parent Ocala Florida 34474 —
IMIC, Inc. Palmetto Bay Florida 33157 —
Advanced Medical Research Center Port Orange Florida 32127 —
Theia Clinical Research, LLC St. Petersburg Florida 33709 —
Advanced Research Institute, Inc. St. Petersburg Florida 33710 —
Lenus Research & Medical Group Sweetwater Florida 33172 —
USF Physicians Group Tampa Florida 33606 —
GCP Clinical Research Tampa Florida 33609 —
Guardian Angel Research Center Tampa Florida 33614 —
ASCLEPES Research Centers, P.C. Weeki Wachee Florida 34607 —
Florida Medical Clinic, P.A. Zephyrhills Florida 33542 —
Atlanta Gastroenterology Associates LLC Atlanta Georgia 30342 —
Atlanta Gastroenterology Associates Atlanta Georgia 30342 —
Atlanta Center for Gastroenterology, P.C. Decatur Georgia 30033 —
Illinois Gastroenterology Group Gurnee Illinois 60031 —
Gen1 Research Moline Illinois 61265 —
Texas Digestive Disease Consultants Baton Rouge Louisiana 70809 —
CroNOLA Houma Louisiana 70360 —
Clinical Trials of SW Louisiana, LLC Lake Charles Louisiana 70601 —
Clinical Trials Management, LLC Metairie Louisiana 70006 —
Chevy Chase Clinical Research Chevy Chase Maryland 20815 —
Flint Clinical Research Flint Michigan 48503 —
Robert Ferguson MD West Bloomfield Michigan 48323 —
Gastrointestinal Associates Flowood Mississippi 39232 —
Sierra Clinical Research Las Vegas Nevada 89106 —
Las Vegas Medical Research Las Vegas Nevada 89113 —
Duke University Medical Center GI Clinical Research Unit Durham North Carolina 27710 —
University of Cincinnati Cincinnati Ohio 45267 —
Great Lakes Medical Research, LLC Mentor Ohio 44060 —
Care Access Research Poland Ohio 44514 —
Digestive Disease Specialists, Inc. Oklahoma City Oklahoma 73112 —
Great Lakes Medical Research, LLC Harrisburg Pennsylvania 17110 —
GI for Kids Knoxville Tennessee 37916 —
Texas Clinical Research Institute, LLC Arlington Texas 76012 —
Coastal Medical Group Baytown Texas 77521 —
Texas Gastroenterology Associates, PA Cypress Texas 77429 —
Texas Digestive Disease Consultants Dallas Texas 76092 —
Digestive Health Associates of Texas Garland Texas 75044 —
CliniCore Texas Houston Texas 77029 —
Baylor Gastroenterology Assoc Houston Texas 77030 —
Biopharma Informatic, Inc. Research Center Houston Texas 77043 —
Rio Grande Gastroenterology McAllen Texas 78503 —
Biopharma Informatic, Inc. Research Center Pasadena Texas 77505 —
Texas Digestive Disease Consultants - San Marcos San Marcos Texas 78130 —
Tyler Research Institute, LLC Tyler Texas 75701 —
Victoria Gastroenterology Victoria Texas 77904 —
Blue Ridge Medical Research Lynchburg Virginia 24502 —
Washington Gastroenterology Bellevue Washington 98004 —
Virginia Mason Medical Center Seattle Washington 98101 —
Marshall University Department of Clinical Research Huntington West Virginia 25701 —
Medical College of Wisconsin Clinical Trials Office Milwaukee Wisconsin 53226-0509 —

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 248 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03945188, 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 Dec 20, 2022 · Synced Oct 22, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT03945188 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →