ClinicalTrials.gov record
Terminated Phase 3 Interventional

Clopidogrel and the Optimization of Gastrointestinal Events (COGENT-1)

ClinicalTrials.gov ID: NCT00557921

Public ClinicalTrials.gov record NCT00557921. 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 May 20, 2026, 6:35 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, Double-Dummy, Parallel Group, Phase 3 Efficacy and Safety Study of CGT-2168 Compared With Clopidogrel to Reduce Upper Gastrointestinal Events Including Bleeding and Symptomatic Ulcer Disease

Study identification

NCT ID
NCT00557921
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 3
Lead sponsor
Cogentus Pharmaceuticals
Industry
Enrollment
5,000 participants

Conditions and interventions

Conditions

Not listed

Interventions

Not listed

Eligibility (public fields only)

Age range
21 Years and older
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
Nov 30, 2007
Primary completion
Oct 31, 2009
Completion
Oct 31, 2009
Last update posted
Jan 27, 2009

2007 – 2009

United States locations

U.S. sites
32
U.S. states
4
U.S. cities
26
Facility City State ZIP Site status
Alabama Clinical Research Institute, Inc. (ACRI) Alexander City Alabama 35010
Alabama Clinical Therapeutics, LLC Birmingham Alabama 35126
Cardio-Thoracic Surgeons P.C. Birmingham Alabama 35213
Birmingham Heart Clinic, PC Birmingham Alabama 35235
John F Simmons , MD PC Geneva Alabama 36340
Clinical Research Consultants, Inc. Hoover Alabama 35216
The Heart Center, PC Huntsville Alabama 35801
Mobile Heart Specialists, PC Mobile Alabama 36608
Advanced Cardiac Specialists Mesa Arizona 85206
Redpoint Research Phoenix Arizona 85029
Cardiovascular Consultants, Ltd. Phoenix Arizona 85032
Cochise Clinical Research Sierra Vista Arizona 85635
Paradigm Clinical Research, Inc. Tucson Arizona 85705
Tri-Lakes Research Hot Springs Arkansas 71901
Michael A. Frais, Cardiologist, P.A. Hot Springs Arkansas 71913
NEA-Clinic Cardiology Jonesboro Arkansas 72401
Searcy Medical Center Searcy Arkansas 72143
Cardiology Consultants of Orange County Anaheim California 92801
Chest and Critical Care Consultants, A Medical Group Anaheim California 92801
Clinical Solutions Advantage Buena Park California 90620
Turns Institute for Clinical Research Castro Valley California 94546
Escondido Cardiology Associates Escondido California 92025
Accurate Clinical Trials, Inc. Laguna Hills California 92653
Therapeutic Research Institute of Orange County Laguna Hills California 92653
Kirtik Thaker MD Lakewood California 90712
Los Angeles Cardiology Associates Los Angeles California 90017
Merced Heart Associates Merced California 95348
Mission Internal Medical Group Mission Viejo California 92691
Altos Cardiovascular Associates Mountain View California 94040
Kenneth W. Carr, MD, Cardiology Oceanside California 92056
Rancho CucamongaClinical Trials Rancho Cucamonga California 91703
Inland Heart and Vascular Medical Associates San Bernardino California 92404

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 NCT00557921, 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 27, 2009 · Synced May 20, 2026

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The complete protocol, eligibility criteria, and contact information for NCT00557921 live on ClinicalTrials.gov.

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