Comparison of ATI-5923, a Novel Vitamin K Antagonist, With Warfarin in Patients Requiring Chronic Anticoagulation
Public ClinicalTrials.gov record NCT00691470. 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.
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 Comparison of ATI-5923, a Novel Vitamin K Antagonist, With Warfarin in Patients Requiring Chronic Anticoagulation
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this research study is to test an experimental drug ATI-5923 vs Coumadin. The study is intended to demonstrate ATI-5923 is superior to Coumadin for keeping INR values in the desired therapeutic range. Patients who require chronic anticoagulation with one or more of the following conditions are eligible for the study: atrial fibrillation or atrial flutter, prosthetic heart valve, venous thromboembolic disease, or history of myocardial infarction or cardiomyopathy will be enrolled.
Study identification
- NCT ID
- NCT00691470
- Recruitment status
- Not listed
- Study type
- Interventional
- Phase
- Phase 2, Phase 3
- Enrollment
- 600 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 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
- Apr 30, 2008
- Primary completion
- May 31, 2009
- Completion
- May 31, 2009
- Last update posted
- Feb 1, 2010
2008 – 2009
United States locations
- U.S. sites
- 41
- U.S. states
- 23
- U.S. cities
- 37
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Birmingham Heart Clinic, PC | Birmingham | Alabama | 35235 | — |
| Cardiology PC | Birmingham | Alabama | 36693 | — |
| The Heart Center, PC | Huntsville | Alabama | 35801 | — |
| Mobile Heart Specialists, PC | Mobile | Alabama | 36693 | — |
| Southwest Heart | Tucson | Arizona | 85717 | — |
| Escondido Cardiology Associates | Escondido | California | 92025 | — |
| University of California San Diego Medical Center | San Diego | California | 92103 | — |
| Progressive Clinical Research | Vista | California | 92083 | — |
| New West Physicians Clinical Research | Golden | Colorado | 80401 | — |
| Cardiology Associates of Fairfield County, PC | Norwalk | Connecticut | 06851 | — |
| Stamford Therapeutics Consortium | Stamford | Connecticut | 06905 | — |
| Cardiology Associates of Fairfield County, PC | Trumbull | Connecticut | 06611 | — |
| Florida Research Network, LLC | Gainesville | Florida | 32605 | — |
| Nature Coast Clinical Research | Inverness | Florida | 34452 | — |
| Jacksonville Heart Center - Pavillon | Jacksonville | Florida | 32207 | — |
| Jacksonville Center for Clinical Research | Jacksonville | Florida | 32216 | — |
| Jacksonville Heart Center - South | Jacksonville | Florida | 32216 | — |
| St. Luke's Cardiology Associates | Jacksonville | Florida | 32216 | — |
| Jacksonville Heart Center | Jacksonville Beach | Florida | 32250 | — |
| Orlando Heart Center | Orlando | Florida | 32806 | — |
| The Heart and Vascular Institute of Florida | Safety Harbor | Florida | 34695 | — |
| Georgia Heart Specialists | Covington | Georgia | 30014 | — |
| Northeast Georgia Heart Center, PC | Gainesville | Georgia | 30501 | — |
| Fox Valley Clinical Research Center, LLC | Aurora | Illinois | 60504 | — |
| Illinois Heart and Lung Research Center | Normal | Illinois | 61761 | — |
| DuPage Medical Group | Winfield | Illinois | 60190 | — |
| Community Clinical Research Center | Anderson | Indiana | 46011 | — |
| McFarland Clinic PC | Ames | Iowa | 50010 | — |
| Heart and Vascular Clinic | Lacombe | Louisiana | 70445 | — |
| Androscoggin Cardiology Associates | Auburn | Maine | 04210 | — |
| Endeavor Medical Research, PLC | Alpena | Michigan | 49707 | — |
| Steljes Cardiology, PC | Henderson | Nevada | 89704 | — |
| Cardiovascular Research Institute, LLC | Canton | Ohio | 44710 | — |
| Plaza Medical Group, PC | Oklahoma City | Oklahoma | 73112 | — |
| Bend Memorial Clinic | Bend | Oregon | 97701 | — |
| Lankenau Institute for Medical Research | Wynnewood | Pennsylvania | 19096 | — |
| Internal Medicine of Greer | Greer | South Carolina | 29651 | — |
| Medical Associates Clinic, LLP | Pierre | South Dakota | 57501 | — |
| Cardiovascular Research Institute of Dallas | Dallas | Texas | 75231 | — |
| York Clinical Research | Norfolk | Virginia | 23510 | — |
| Daniel Gottlieb, MD | Burien | Washington | 98166 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
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About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00691470, 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 Feb 1, 2010 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00691470 live on ClinicalTrials.gov.