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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 Jun 27, 2026, 5:58 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

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

  • Etrasimod Drug
  • Placebo Drug

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 12, 2019
Primary completion
Feb 7, 2022
Completion
Feb 15, 2022
Last update posted
Dec 19, 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 19, 2022 · Synced Jun 27, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03945188 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →