Warfarin Adverse Event Reduction For Adults Receiving Genetic Testing at Therapy INitiation (WARFARIN)
Public ClinicalTrials.gov record NCT01305148. 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.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The WARFARIN Study is a clinical trial designed to determine if the use of genetic information related to warfarin sensitivity can help create a dose of warfarin that will result in less hospitalizations and deaths related to warfarin.
Study identification
- NCT ID
- NCT01305148
- Recruitment status
- Suspended
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 3,800 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 65 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
- Aug 2011 (Type not available)
- Primary completion
- Dec 2015 (Estimated)
- Completion
- Dec 2015 (Estimated)
- Last update posted
- Aug 31, 2015
2011 – 2015
United States locations
- U.S. sites
- 56
- U.S. states
- 28
- U.S. cities
- 54
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Veterans' Affairs Medical Center | Birmingham | Alabama | 35233 | — |
| Cardiovascular Consultants - Thunderbird | Glendale | Arizona | 85306 | — |
| Cardiovascular Consultants - Phoenix | Phoenix | Arizona | 85015 | — |
| Orthoarkansas | Little Rock | Arkansas | 72205 | — |
| Comprehensive Cardiovascular Specialists | Alhambra | California | 91801 | — |
| St. Joseph's Medical Center | Stockton | California | 95204 | — |
| Colorado Heart & Vascular | Denver | Colorado | 80204 | — |
| Okaloosa Heart & Vascular | Crestview | Florida | 32539 | — |
| Infinity-Northshore | Fort Lauderdale | Florida | 33313 | — |
| Infinity Clinical Research | Hollywood | Florida | 33021 | — |
| Heart Rhythm Specialists | Naples | Florida | 34119 | — |
| Sarasota Memorial Hospital | Sarasota | Florida | 34239 | — |
| Grady Hospital | Atlanta | Georgia | 30303 | — |
| Cardiology of Atlanta | Atlanta | Georgia | 30328 | — |
| Atlanta Heart Group | Decatur | Georgia | 30033 | — |
| Southern Heart Research Institute | Riverdale | Georgia | 30274 | — |
| St. Alphonsus Regional Medical Center | Boise | Idaho | 83702 | — |
| Rush University Medical Center | Chicago | Illinois | 60612 | — |
| Rockford Cardiovascular Research Foundation | Rockford | Illinois | 61107 | — |
| Carle Foundation | Urbana | Illinois | 61801 | — |
| Community Hospital Anderson | Anderson | Indiana | 46011 | — |
| St. Mary's | Evansville | Indiana | 47750 | — |
| Medical Consultants, PC | Muncie | Indiana | 47303 | — |
| NECCR | Falls River | Massachusetts | 02720 | — |
| Henry Ford Hospital | Detroit | Michigan | 48202 | — |
| Thoracic and Cardiovascular Institute | Lansing | Michigan | 48910 | — |
| Kansas City Heart Foundation | Kansas City | Missouri | 64114 | — |
| Cox Medical Center | Springfield | Missouri | 65807 | — |
| Billings Clinic | Billings | Montana | 59101 | — |
| Nebraska Heart Institute | Grand Island | Nebraska | 68803 | — |
| Nebraska Heart | Lincoln | Nebraska | 68526 | — |
| Alegent | Omaha | Nebraska | 68124 | — |
| Hackensack Medical Center | Hackensack | New Jersey | 07601 | — |
| New Mexico Heart Institute | Albuquerque | New Mexico | 87102 | — |
| Mission Hospital | Asheville | North Carolina | 28801 | — |
| Sanford Health Research | Fargo | North Dakota | 58122 | — |
| Aultman Hospital | Canton | Ohio | 44708 | — |
| The Christ Hospital | Cincinnati | Ohio | 45219 | — |
| Bend Memorial Clinic | Bend | Oregon | 97701 | — |
| Corvallis Clinic | Corvallis | Oregon | 97330 | — |
| Central Bucks Cardiology | Doylestown | Pennsylvania | 18901 | — |
| Palmetto Health Richland | Columbia | South Carolina | 29203 | — |
| Carolina Cardiology | Rock Hill | South Carolina | 29732 | — |
| St. Thomas Research Institute | Nashville | Tennessee | 37205 | — |
| Texas Cardiac Arrhythmia | Austin | Texas | 78705 | — |
| Nexxus Research | Bedford | Texas | 76021 | — |
| Legacy Heart Center | Plano | Texas | 75024 | — |
| Scott & White | Temple | Texas | 76508 | — |
| Providence Health Network | Waco | Texas | 76712 | — |
| Intermountain Medical Center | Murray | Utah | 84157 | — |
| Overlake Hospital | Bellevue | Washington | 98004 | — |
| Family Health Care of Ellensburg | Ellensburg | Washington | 98926 | — |
| Polyclinic | Seattle | Washington | 98104 | — |
| Swedish Hospital | Seattle | Washington | 98122 | — |
| Franciscan Research Center | Tacoma | Washington | 98405 | — |
| Marshfield Clinic Research Foundation | Marshfield | Wisconsin | 54449 | — |
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 NCT01305148, 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 Aug 31, 2015 · Synced Oct 22, 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 NCT01305148 live on ClinicalTrials.gov.