A Phase III Study of Apixaban in Patients With Atrial Fibrillation
Public ClinicalTrials.gov record NCT00496769. 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
Apixaban Versus Acetylsalicylic Acid (ASA) to Prevent Stroke in Atrial Fibrillation Patients Who Have Failed or Are Unsuitable for Vitamin K Antagonist Treatment: A Randomized Double-blind Trial
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this clinical research study is to determine whether apixaban is more effective than acetylsalicylic acid in the prevention of strokes associated with patients with atrial fibrillation. The safety of this treatment will also be studied.
Study identification
- NCT ID
- NCT00496769
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 6,421 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 50 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 31, 2007 (Actual)
- Primary completion
- Nov 30, 2010 (Actual)
- Completion
- May 25, 2017 (Actual)
- Last update posted
- Jun 15, 2018
2007 – 2017
United States locations
- U.S. sites
- 69
- U.S. states
- 28
- U.S. cities
- 65
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Mobile Heart Specialists, Pc | Mobile | Alabama | 36608 | — |
| Southwest Heart | Tucson | Arizona | 85710 | — |
| Cardiology Consultants Of Orange County Med. Group Inc | Anaheim | California | 92801 | — |
| Kaiser Permanente Medical Center, West Los Angeles | Los Angeles | California | 90034 | — |
| Desert Med Grp Inc, Dba Desert Oasis Healthcare Med Group | Palm Springs | California | 92262 | — |
| Yogesh K. Paliwal Md | Pomona | California | 91767 | — |
| San Diego Managed Care Group | Poway | California | 92064 | — |
| University Of California, San Diego | San Diego | California | 92103 | — |
| Santa Rosa Cardiology | Santa Rosa | California | 95405 | — |
| North County Internal Medicine | Vista | California | 92083 | — |
| Cardiology Associates Of New Haven,Pc | Guilford | Connecticut | 06437 | — |
| Stamford Therapeutics Consortium | Stamford | Connecticut | 06905 | — |
| Bay Pines Va Healthcare System | Bay Pines | Florida | 33744 | — |
| Research Alliance, Inc. | Clearwater | Florida | 33756 | — |
| The Heart & Vascular Institute Of Florida | Clearwater | Florida | 33756 | — |
| Kim A. Klancke, Md | Daytona Beach | Florida | 32114 | — |
| The Heart Group Pl | Fort Myers | Florida | 33908 | — |
| St. Vincent'S Ambulatory Care, Inc | Jacksonville | Florida | 32204 | — |
| Baptist Heart Specialists | Jacksonville Beach | Florida | 32250 | — |
| Michael F. Lesser, Md, Facc Osler Medical Inc. | Melbourne | Florida | 32901 | — |
| Cardiovascular Center Of Sarasota | Sarasota | Florida | 34239 | — |
| The Broward Heart Group, Pa | Tamarac | Florida | 33321 | — |
| Southeast Regional Research Group | Columbus | Georgia | 31904 | — |
| Southeast Regional Research Group | Savannah | Georgia | 31406 | — |
| Fox Valley Clinical Research Center, Llc | Aurora | Illinois | 60504 | — |
| North Chicago Va Medical Center | North Chicago | Illinois | 60064 | — |
| Indiana Heart Physicians, Inc. | Indianapolis | Indiana | 46237 | — |
| The Care Group, Llc | Indianapolis | Indiana | 46290 | — |
| Hutchinson Clinic, Pa | Hutchinson | Kansas | 67502 | — |
| Dr. Jeffrey Chen | Lafayette | Louisiana | 70506 | — |
| Peninsula Cardiology Associates, P.A. | Salisbury | Maryland | 21804 | — |
| Pentucket Medical Associates | Haverhill | Massachusetts | 01830 | — |
| Great Lakes Heart Center Of Alpena | Alpena | Michigan | 49707 | — |
| Henry Ford Hospital K-15 | Detroit | Michigan | 48202 | — |
| Michigan Heart And Vascular Specialists | Petoskey | Michigan | 49770 | — |
| Academic Cardiology Associates | Rochester Hills | Michigan | 48307 | — |
| Tupelo Neurology Clinic, Pa | Tupelo | Mississippi | 38801 | — |
| Missouri Cardiovascular Specialists | Columbia | Missouri | 65201 | — |
| University Of Missouri | Columbia | Missouri | 65212 | — |
| Glacier View Cardiology, Pc | Kalispell | Montana | 59901 | — |
| Hunterdon Cardiovascular Associates | Flemington | New Jersey | 08822 | — |
| Capital Cardiology Associates | Albany | New York | 12211 | — |
| Nyu Hudson Valley Cardiology | Cortlandt Manor | New York | 10567 | — |
| Long Island Heart Associates | Mineola | New York | 11501 | — |
| Dr William Kufs | Saratoga Springs | New York | 12866 | — |
| Capital Cardiology Associates | Troy | New York | 12180 | — |
| Terry V. Arnold, Md | Lexington | North Carolina | 27293 | — |
| Pinehurst Medical Clinic, Inc | Pinehurst | North Carolina | 28374 | — |
| Sanford Cardiology | Sanford | North Carolina | 27330 | — |
| Ira R. Friedlander, M.D. | Canton | Ohio | 44710 | — |
| Davis Heart & Lung Research Institute | Columbus | Ohio | 43210 | — |
| Integris Cardiovascular Physicians | Oklahoma City | Oklahoma | 73112 | — |
| South Oklahoma Heart Research | Oklahoma City | Oklahoma | 73135 | — |
| Oregon Medical Group - Clinical Research | Eugene | Oregon | 97401 | — |
| Hillsboro Cardiology Pc | Hillsboro | Oregon | 97123 | — |
| The Portland Clinic, Llp | Portland | Oregon | 97205 | — |
| Comprehensive Cardiology Consultants | Langhorne | Pennsylvania | 19047 | — |
| Grand View - Lehigh Valley Health Services | Sellersville | Pennsylvania | 18960 | — |
| West Chester Cardiology | West Chester | Pennsylvania | 19380 | — |
| Cardiology Consultants Of Philadelphia | Yardley | Pennsylvania | 19067 | — |
| Lowcountry Medical Group, Llc | Beaufort | South Carolina | 29906 | — |
| Medical University Of South Carolina | Charleston | South Carolina | 29425 | — |
| Internal Medicine Of Greer | Greer | South Carolina | 29650 | — |
| Knoxville Heart Group | Knoxville | Tennessee | 37916 | — |
| Sentara York Clinical Research | Norfolk | Virginia | 23510 | — |
| Roanoke Heart Institute, Plc | Roanoke | Virginia | 24014 | — |
| Salem Veterans Administration Medical Center | Salem | Virginia | 24153 | — |
| Walla Walla Clinic | Walla Walla | Washington | 99362 | — |
| Marshfield Clinic | 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.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 434 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00496769, 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 Jun 15, 2018 · Synced Oct 19, 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 NCT00496769 live on ClinicalTrials.gov.