Asimadoline for the Treatment of Subjects With Irritable Bowel Syndrome

NCT ID: NCT00454688

Last Updated: 2011-10-18

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

596 participants

Study Classification

INTERVENTIONAL

Study Start Date

2006-08-31

Study Completion Date

2007-12-31

Brief Summary

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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.

Detailed Description

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A randomized, dose-ranging, double-blind, placebo-controlled study designed to evaluate the efficacy and tolerability of three dose levels of asimadoline in subjects with IBS.

Conditions

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Irritable Bowel Syndrome

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Placebo was provided in coated tablets identical in appearance to asimadoline tablets.

Asimadoline 0.15 mg

Group Type EXPERIMENTAL

Asimadoline

Intervention Type DRUG

Asimadoline was provided in coated tablets of three dosages (0.15 mg, 0.5 mg, and 1.0 mg). All asimadoline tablets used in this trial were synthesized from the same batch of drug substance (Batch EF418492). Asimadoline was administered orally, BID for 12 weeks

Asimadoline 0.5 mg

Group Type EXPERIMENTAL

Asimadoline

Intervention Type DRUG

Asimadoline was provided in coated tablets of three dosages (0.15 mg, 0.5 mg, and 1.0 mg). All asimadoline tablets used in this trial were synthesized from the same batch of drug substance (Batch EF418492). Asimadoline was administered orally, BID for 12 weeks

Asimadoline 1.0 mg

Group Type EXPERIMENTAL

Asimadoline

Intervention Type DRUG

Asimadoline was provided in coated tablets of three dosages (0.15 mg, 0.5 mg, and 1.0 mg). All asimadoline tablets used in this trial were synthesized from the same batch of drug substance (Batch EF418492). Asimadoline was administered orally, BID for 12 weeks

Interventions

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Asimadoline

Asimadoline was provided in coated tablets of three dosages (0.15 mg, 0.5 mg, and 1.0 mg). All asimadoline tablets used in this trial were synthesized from the same batch of drug substance (Batch EF418492). Asimadoline was administered orally, BID for 12 weeks

Intervention Type DRUG

Placebo

Placebo was provided in coated tablets identical in appearance to asimadoline tablets.

Intervention Type DRUG

Other Intervention Names

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EMD 61753 EMR 63320

Eligibility Criteria

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Inclusion Criteria

* Males and females aged 18-79
* Must sign an ICF
* Females of childbearing potential must have a negative pregnancy test at screening and must adhere to contraception throughout the trial
* Must have been diagnosed with IBS as a result of having at least 6 months, not necessarily consecutive, in the preceding 12 months of recurrent symptoms of abdominal discomfort or pain associated with at least 2 of the following: 1)relieved with defecation; 2)onset associated with a change in stool frequency; 3)onset associated with a change in stool form
* Must demonstrate a willingness to comply with daily telephone diary entry

Exclusion Criteria

* Any subject with evidence of a biochemical or structural abnormality of the digestive tract or other co-morbid illness that might impact the ability to interpret the safety and efficacy data
* Pregnant or breastfeeding females
* Refusal to discontinue prohibited concomitant medications
* Use of an investigational drug or participation in an investigational study within 30 days of screening
* Inability or unwillingness to use the touch-tone telephone data entry system
Minimum Eligible Age

18 Years

Maximum Eligible Age

79 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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RTI Health Solutions

OTHER

Sponsor Role collaborator

Tioga Pharmaceuticals

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Allen Mangel, MD, PhD

Role: STUDY_CHAIR

Tioga Pharmaceuticals

Locations

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Medical Affiliated Research Center

Huntsville, Alabama, United States

Site Status

Lovelace Scientific Resources

Pheonix, Arizona, United States

Site Status

Lovelace Scientific Resources

Phoenix, Arizona, United States

Site Status

Redpoint Research

Phoenix, Arizona, United States

Site Status

Mayo Clinic Scottsdale - Division of Gastroenterology

Scottsdale, Arizona, United States

Site Status

Genova Clinical Research

Tucson, Arizona, United States

Site Status

Arkansas Gastroenterology

North Little Rock, Arkansas, United States

Site Status

Sutter Institute for Medical Research

Elk Grove, California, United States

Site Status

Digestive & Liver Disease Specialists

Garden Grove, California, United States

Site Status

Irvine Center for Clinical Research Inc.

Irvine, California, United States

Site Status

Community Clinical Trials

Orange, California, United States

Site Status

Sutter Institute for Medical Research

Sacramento, California, United States

Site Status

Nothern California Research

Sacramento, California, United States

Site Status

Westlake Medical Research

Westlake Village, California, United States

Site Status

Lynn Institute of the Rockies

Colorado Springs, Colorado, United States

Site Status

Longmont Medical Research Network

Longmont, Colorado, United States

Site Status

Western States Clinical Research Inc

Wheat Ridge, Colorado, United States

Site Status

Clinical Research Consultants, LLC

Stratford, Connecticut, United States

Site Status

Phoenix Internal Medicine Associates, LLC

Waterbury, Connecticut, United States

Site Status

Meridian Research

Brooksville, Florida, United States

Site Status

Florida Medical Research Institute

Gainesville, Florida, United States

Site Status

Research Consultants Group

Hialeah, Florida, United States

Site Status

Suncoast Clinical Research

New Port Richey, Florida, United States

Site Status

Universal Clinical Research & Technology

Orlando, Florida, United States

Site Status

Penninsula Research, Inc

Ormond Beach, Florida, United States

Site Status

Radiant Research - St. Petersburg

Pinellas Park, Florida, United States

Site Status

Lovelace Scientific Resources

Sarasota, Florida, United States

Site Status

Meridien Research

St. Petersburg, Florida, United States

Site Status

Meridien Research

Tampa, Florida, United States

Site Status

Michael S. Levine, MD

Marietta, Georgia, United States

Site Status

Mount Vernon Clinical Research

Sandy Springs, Georgia, United States

Site Status

Clinical Research Atlanta

Stockbridge, Georgia, United States

Site Status

Northwest Gastroenterologists S.C.

Arlington Heights, Illinois, United States

Site Status

Illinois Center for Clinical Research

Chicago, Illinois, United States

Site Status

University Digestive Health Center

Oak Forest, Illinois, United States

Site Status

BHS Digestive Disease Associates

Riverside, Illinois, United States

Site Status

Rockford Gastroenterology Associates Ltd

Rockford, Illinois, United States

Site Status

Indianapolis Gastroenterology Research Foundation

Indianapolis, Indiana, United States

Site Status

Heartland Medical Research, Inc

Clive, Iowa, United States

Site Status

Professional Research Network of Kansas

Wichita, Kansas, United States

Site Status

Heartland Research Associates, LLC

Wichita, Kansas, United States

Site Status

University of Louisville GI Research

Louisville, Kentucky, United States

Site Status

Commonwealth Biomedical Research, LLC

Madisonville, Kentucky, United States

Site Status

Digestive Health Center of Louisianna

Baton Rouge, Louisiana, United States

Site Status

Digestive Disorders Associate

Annapolis, Maryland, United States

Site Status

Woodholme Gastroenterology Associates, PA

Baltimore, Maryland, United States

Site Status

Digestive Diseases Associates, PA

Baltimore, Maryland, United States

Site Status

Chevy Chase Clinical Research MGG

Chevy Chase, Maryland, United States

Site Status

Clinical Associates Research

Reisterstown, Maryland, United States

Site Status

Beth Israel Deaconess Medical Center

Boston, Massachusetts, United States

Site Status

Northeast Medical Research Associates

North Dartmouth, Massachusetts, United States

Site Status

Ridgeview Research

Chaska, Minnesota, United States

Site Status

Gastrointestinal Associates, PA

Jackson, Mississippi, United States

Site Status

Olive Branch Family Medical Center

Olive Branch, Mississippi, United States

Site Status

St. Louis Center for Clinical Research

St Louis, Missouri, United States

Site Status

Montana Health Research Institute

Billings, Montana, United States

Site Status

Gastroenterology Specialties, PC

Lincoln, Nebraska, United States

Site Status

Dr. Meera Dewan, PC

Omaha, Nebraska, United States

Site Status

University of Nebraska Medical Center

Omaha, Nebraska, United States

Site Status

New Mexico Clinical Research & Osteoporosis Center

Albuquerque, New Mexico, United States

Site Status

Long Island Clinical Research Associates

Great Neck, New York, United States

Site Status

Cornell Weill Medical College

New York, New York, United States

Site Status

Asheville Gastroenterology Associates, PA

Asheville, North Carolina, United States

Site Status

Cary Medical Research Associates

Cary, North Carolina, United States

Site Status

UNC Chapel Hill

Chapel Hill, North Carolina, United States

Site Status

Charlotte Gastroenterology and Hepatology

Charlotte, North Carolina, United States

Site Status

Metrolina Medical Research

Charlotte, North Carolina, United States

Site Status

Cumberland Research Associates

Fayetteville, North Carolina, United States

Site Status

LeBauer research Associates, PA

Greensboro, North Carolina, United States

Site Status

Unifour Medical Research Associates

Hickory, North Carolina, United States

Site Status

Triangle Medical Research Associates

Raleigh, North Carolina, United States

Site Status

Crescent Medical Research

Salisbury, North Carolina, United States

Site Status

Hanover Medical Specialists, PA

Wilmington, North Carolina, United States

Site Status

New Hannover Medical Research

Wilmington, North Carolina, United States

Site Status

Piedmont Medical Research Associates

Winston-Salem, North Carolina, United States

Site Status

Akron Gastroenterology Assoc, Inc.

Akron, Ohio, United States

Site Status

Digestive Health Network

Cincinnati, Ohio, United States

Site Status

Radiant Research

Cincinnati, Ohio, United States

Site Status

Radiant Research

Columbus, Ohio, United States

Site Status

Wells Institute for Health Awareness

Kettering, Ohio, United States

Site Status

Radiant Research - Akron

Mogadore, Ohio, United States

Site Status

Lion Research

Norman, Oklahoma, United States

Site Status

Oklahoma Foundation for Digestive Research

Oklahoma City, Oklahoma, United States

Site Status

Options Health Research, LLC

Tulsa, Oklahoma, United States

Site Status

Castlerock Clinical Research Consultants, LLC

Tulsa, Oklahoma, United States

Site Status

NW Gastroenterology Clinic

Portland, Oregon, United States

Site Status

West Hills Gastroenterology Associates, PC

Portland, Oregon, United States

Site Status

Allegheny Center for Digestive Health

Pittsburgh, Pennsylvania, United States

Site Status

Guthrie Clinical Research

Sayre, Pennsylvania, United States

Site Status

Safe Harbor Clinical Research

East Providence, Rhode Island, United States

Site Status

Coastal Carolina Research Center

Mt. Pleasant, South Carolina, United States

Site Status

Palmetto Medical Research

Mt. Pleasant, South Carolina, United States

Site Status

Hillcrest Clinical Research

Simpsonville, South Carolina, United States

Site Status

ClinSearch

Chattanooga, Tennessee, United States

Site Status

Alpha Clinical Research,LLC

Clarksville, Tennessee, United States

Site Status

Memphis Gastroenterology Group

Germantown, Tennessee, United States

Site Status

Gastroenterology Associates

Kingsport, Tennessee, United States

Site Status

Dial Research Associates, Inc

Nashville, Tennessee, United States

Site Status

Covance CRU-Austin

Austin, Texas, United States

Site Status

Sadler Clinic

Conroe, Texas, United States

Site Status

Texas Tech University Health Sciences Center

El Paso, Texas, United States

Site Status

Discovery Alliance

Houston, Texas, United States

Site Status

NationsMed Clinical Research

Houston, Texas, United States

Site Status

Clinical Trials Network

Houston, Texas, United States

Site Status

Texas Tech University Health Sciences Center

Lubbock, Texas, United States

Site Status

Sun Research Institute

San Antonio, Texas, United States

Site Status

Advanced Research Institute

Ogden, Utah, United States

Site Status

J. Lewis Research Inc., Foothills Family Clinic

Salt Lake City, Utah, United States

Site Status

Charlottesville Medical Research

Charlottesville, Virginia, United States

Site Status

New River Valley Research Institute

Christiansburg, Virginia, United States

Site Status

National Clinical Research Inc

Richmond, Virginia, United States

Site Status

Wisconsin Center for Advanced Research

Milwaukee, Wisconsin, United States

Site Status

Countries

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United States

Other Identifiers

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ASMP2003

Identifier Type: -

Identifier Source: org_study_id