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ClinicalTrials.gov record
Completed Phase 2 Interventional

Asimadoline for the Treatment of Subjects With Irritable Bowel Syndrome

ClinicalTrials.gov ID: NCT00454688

Public ClinicalTrials.gov record NCT00454688. 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 21, 2026, 5:26 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 12-Week, Randomized, Double-Blind, Dose-Ranging, Placebo-Controlled Study of Asimadoline in Subjects With Irritable Bowel Syndrome

Brief summary

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

The purpose of this study is to evaluate the safety and efficacy of different doses of asimadoline in the treatment of patients with irritable bowel syndrome.

Study identification

NCT ID
NCT00454688
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Tioga Pharmaceuticals
Industry
Enrollment
596 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 79 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
Aug 2006 (Type not available)
Primary completion
Nov 2007 (Actual)
Completion
Dec 2007 (Actual)
Last update posted
Oct 18, 2011

2006 – 2007

United States locations

U.S. sites
112
U.S. states
35
U.S. cities
99
Facility City State ZIP Site status
Medical Affiliated Research Center Huntsville Alabama 35801 —
Lovelace Scientific Resources Pheonix Arizona 85016 —
Lovelace Scientific Resources Phoenix Arizona 85016 —
Redpoint Research Phoenix Arizona 85029 —
Mayo Clinic Scottsdale - Division of Gastroenterology Scottsdale Arizona 85259 —
Genova Clinical Research Tucson Arizona 85741 —
Arkansas Gastroenterology North Little Rock Arkansas 72117 —
Sutter Institute for Medical Research Elk Grove California 95758 —
Digestive & Liver Disease Specialists Garden Grove California 92840 —
Irvine Center for Clinical Research Inc. Irvine California 92618 —
Community Clinical Trials Orange California 92868 —
Sutter Institute for Medical Research Sacramento California 95816 —
Nothern California Research Sacramento California 95831 —
Westlake Medical Research Westlake Village California 91361 —
Lynn Institute of the Rockies Colorado Springs Colorado 80909 —
Longmont Medical Research Network Longmont Colorado 80501 —
Western States Clinical Research Inc Wheat Ridge Colorado 80033 —
Clinical Research Consultants, LLC Stratford Connecticut 06615 —
Phoenix Internal Medicine Associates, LLC Waterbury Connecticut 06708 —
Meridian Research Brooksville Florida 34613 —
Florida Medical Research Institute Gainesville Florida 32607 —
Research Consultants Group Hialeah Florida 33010 —
Suncoast Clinical Research New Port Richey Florida 34652 —
Universal Clinical Research & Technology Orlando Florida 32833 —
Penninsula Research, Inc Ormond Beach Florida 32174 —
Radiant Research - St. Petersburg Pinellas Park Florida 33781 —
Lovelace Scientific Resources Sarasota Florida 34233 —
Meridien Research St. Petersburg Florida 33709 —
Meridien Research Tampa Florida 33606 —
Michael S. Levine, MD Marietta Georgia 30067 —
Mount Vernon Clinical Research Sandy Springs Georgia 30318 —
Clinical Research Atlanta Stockbridge Georgia 30281 —
Northwest Gastroenterologists S.C. Arlington Heights Illinois 60005 —
Illinois Center for Clinical Research Chicago Illinois 60622 —
University Digestive Health Center Oak Forest Illinois 60452 —
BHS Digestive Disease Associates Riverside Illinois 60546 —
Rockford Gastroenterology Associates Ltd Rockford Illinois 61107 —
Indianapolis Gastroenterology Research Foundation Indianapolis Indiana 46237 —
Heartland Medical Research, Inc Clive Iowa 50325 —
Professional Research Network of Kansas Wichita Kansas 67203 —
Heartland Research Associates, LLC Wichita Kansas 67207 —
University of Louisville GI Research Louisville Kentucky 40202 —
Commonwealth Biomedical Research, LLC Madisonville Kentucky 42431 —
Digestive Health Center of Louisianna Baton Rouge Louisiana 70809 —
Digestive Disorders Associate Annapolis Maryland 21401 —
Woodholme Gastroenterology Associates, PA Baltimore Maryland 21208 —
Digestive Diseases Associates, PA Baltimore Maryland 21229 —
Chevy Chase Clinical Research MGG Chevy Chase Maryland 20815 —
Clinical Associates Research Reisterstown Maryland 21136 —
Beth Israel Deaconess Medical Center Boston Massachusetts 02215 —
Northeast Medical Research Associates North Dartmouth Massachusetts 02747 —
Ridgeview Research Chaska Minnesota 55318 —
Gastrointestinal Associates, PA Jackson Mississippi 39202 —
Olive Branch Family Medical Center Olive Branch Mississippi 38654 —
St. Louis Center for Clinical Research St Louis Missouri 63128 —
Montana Health Research Institute Billings Montana 59102 —
Gastroenterology Specialties, PC Lincoln Nebraska 68503 —
Dr. Meera Dewan, PC Omaha Nebraska 68144 —
University of Nebraska Medical Center Omaha Nebraska 68198 —
New Mexico Clinical Research & Osteoporosis Center Albuquerque New Mexico 87106 —
Long Island Clinical Research Associates Great Neck New York 11021 —
Cornell Weill Medical College New York New York 10021 —
Asheville Gastroenterology Associates, PA Asheville North Carolina 28801 —
Cary Medical Research Associates Cary North Carolina 27511 —
UNC Chapel Hill Chapel Hill North Carolina 27599 —
Charlotte Gastroenterology and Hepatology Charlotte North Carolina 28207 —
Metrolina Medical Research Charlotte North Carolina 28209 —
Cumberland Research Associates Fayetteville North Carolina 28304 —
LeBauer research Associates, PA Greensboro North Carolina 27403 —
Unifour Medical Research Associates Hickory North Carolina 28601 —
Triangle Medical Research Associates Raleigh North Carolina 27609 —
Crescent Medical Research Salisbury North Carolina 28144 —
Hanover Medical Specialists, PA Wilmington North Carolina 28401 —
New Hannover Medical Research Wilmington North Carolina 28412 —
Piedmont Medical Research Associates Winston-Salem North Carolina 27103 —
Akron Gastroenterology Assoc, Inc. Akron Ohio 44302 —
Digestive Health Network Cincinnati Ohio 45220 —
Radiant Research Cincinnati Ohio 45249 —
Radiant Research Columbus Ohio 43212 —
Wells Institute for Health Awareness Kettering Ohio 45429 —
Radiant Research - Akron Mogadore Ohio 44260 —
Lion Research Norman Oklahoma 73701 —
Oklahoma Foundation for Digestive Research Oklahoma City Oklahoma 73104 —
Options Health Research, LLC Tulsa Oklahoma 74104 —
Castlerock Clinical Research Consultants, LLC Tulsa Oklahoma 74136 —
NW Gastroenterology Clinic Portland Oregon 97210 —
West Hills Gastroenterology Associates, PC Portland Oregon 97225 —
Allegheny Center for Digestive Health Pittsburgh Pennsylvania 15212 —
Guthrie Clinical Research Sayre Pennsylvania 18840 —
Safe Harbor Clinical Research East Providence Rhode Island 02917 —
Coastal Carolina Research Center Mt. Pleasant South Carolina 29464 —
Palmetto Medical Research Mt. Pleasant South Carolina 29464 —
Hillcrest Clinical Research Simpsonville South Carolina 29681 —
ClinSearch Chattanooga Tennessee 37404 —
Alpha Clinical Research,LLC Clarksville Tennessee 37043 —
Memphis Gastroenterology Group Germantown Tennessee 38138 —
Gastroenterology Associates Kingsport Tennessee 37660 —
Dial Research Associates, Inc Nashville Tennessee 37205 —
Covance CRU-Austin Austin Texas 78752 —
Sadler Clinic Conroe Texas 77304 —
Texas Tech University Health Sciences Center El Paso Texas 79905 —
Discovery Alliance Houston Texas 77004 —
NationsMed Clinical Research Houston Texas 77036 —
Clinical Trials Network Houston Texas 77074 —
Texas Tech University Health Sciences Center Lubbock Texas 79430 —
Sun Research Institute San Antonio Texas 78205 —
Advanced Research Institute Ogden Utah 84405 —
J. Lewis Research Inc., Foothills Family Clinic Salt Lake City Utah 84109 —
Charlottesville Medical Research Charlottesville Virginia 22911 —
New River Valley Research Institute Christiansburg Virginia 24073 —
National Clinical Research Inc Richmond Virginia 23294 —
Wisconsin Center for Advanced Research Milwaukee Wisconsin 53215 —

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 NCT00454688, 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 Oct 18, 2011 · Synced Oct 21, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00454688 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →