ClinicalTrials.gov record
COVID-19 Positive Outpatient Thrombosis Prevention in Adults Aged 40-80
ClinicalTrials.gov ID: NCT04498273
Public ClinicalTrials.gov record NCT04498273. 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
COVID-19 Outpatient Thrombosis Prevention Trial A Multi-center Adaptive Randomized Placebo-controlled Platform Trial Evaluating the Efficacy and Safety of Anti-thrombotic Strategies in COVID Adults Not Requiring Hospitalization at Time of Diagnosis
Study identification
- NCT ID
- NCT04498273
- Recruitment status
- Terminated
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Frank C Sciurba
- Other
- Enrollment
- 657 participants
Conditions and interventions
Conditions
Interventions
- Apixaban 2.5 MG Drug
- Apixaban 5MG Drug
- Aspirin Drug
- Placebo Drug
Drug
Eligibility (public fields only)
- Age range
- 40 Years to 80 Years
- 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
- Sep 6, 2020
- Primary completion
- Aug 4, 2021
- Completion
- Aug 4, 2021
- Last update posted
- Feb 16, 2022
2020 – 2021
United States locations
- U.S. sites
- 71
- U.S. states
- 21
- U.S. cities
- 54
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Southern California | Los Angeles | California | 90033 | — |
| Stanford University School of Medicine | Palo Alto | California | 94304 | — |
| Zuckerberg San Francisco General | San Francisco | California | 94143 | — |
| Olive View-UCLA Medical Center | Sylmar | California | 91342 | — |
| Pine Ridge Family Medicine | Colorado Springs | Colorado | 80924 | — |
| Life Tree Health, Inc. | Washington D.C. | District of Columbia | 20020 | — |
| Midland Florida Clinical Research Center, LLC | DeLand | Florida | 23720 | — |
| University of Florida at Gainesville | Gainesville | Florida | 32611 | — |
| Vital Pharma Research | Hialeah | Florida | 33016 | — |
| Advanced Research for Health Improvement, LLC | Immokalee | Florida | 34142 | — |
| University of Floridia at Jacksonville | Jacksonville | Florida | 32209 | — |
| Lakeland Regional | Lakeland | Florida | 33805 | — |
| Total Research Group LLC | Miami | Florida | 33126 | — |
| Jackson Memorial | Miami | Florida | 33136 | — |
| Well Pharma Medical Research | Miami | Florida | 33173 | — |
| Innovation Clinical Trials | Palmetto Bay | Florida | 33157 | — |
| Bond Community Health Center | Tallahassee | Florida | 32301 | — |
| Tallahassee Memorial | Tallahassee | Florida | 32308 | — |
| USF Tampa General Hospital | Tampa | Florida | 33606 | — |
| Alliance Clinical Research | Tampa | Florida | 33615 | — |
| Hawaii Pacific Health | Honolulu | Hawaii | 96813 | — |
| Fox Valley Clinical Research Center, LLC | Aurora | Illinois | 60506 | — |
| UIC - Mile Square | Chicago | Illinois | 60608 | — |
| Jesse Brown VA | Chicago | Illinois | 60612 | — |
| University of Illinois at Chicago | Chicago | Illinois | 60612 | — |
| Olivo Wellness Medical Center | Chicago | Illinois | 60618 | — |
| University of Chicago | Chicago | Illinois | 60637 | — |
| OSF Saint Francis Medical Center | Peoria | Illinois | 61637 | — |
| Ascension Via Christi | Wichita | Kansas | 67214 | — |
| University Medical Center New Orleans | New Orleans | Louisiana | 70112 | — |
| Jadestone Clinical Research, LLC | Gaithersburg | Maryland | 20877 | — |
| Brigham & Women's Hospital | Boston | Massachusetts | 02115 | — |
| GFC of Southeastern Michigan | Detroit | Michigan | 48202 | — |
| SRI International | Plymouth | Michigan | 48170 | — |
| Metro Health-University of Michigan Health | Wyoming | Michigan | 49519 | — |
| Raritan Bay Primary Care and Cardiology Associates | Matawan | New Jersey | 07747 | — |
| G&S Medical Associates, LLC | Paterson | New Jersey | 07514 | — |
| University of New Mexico | Albuquerque | New Mexico | 87131 | — |
| Strong Memorial | Rochester | New York | 14642 | — |
| Montefiore Medical Center | The Bronx | New York | 10467 | — |
| Spinal Pain and Rehab Medicine | Yonkers | New York | 10701 | — |
| Duke | Durham | North Carolina | 27701 | — |
| Peters Medical Research | High Point | North Carolina | 27262 | — |
| The Heart and Medical Center | Durant | Oklahoma | 74701 | — |
| Ascension St. John Clinical Research Institute | Tulsa | Oklahoma | 74104 | — |
| UPMC Passavant Cranberry | Cranberry | Pennsylvania | 16066 | — |
| UPMC McKeesport | McKeesport | Pennsylvania | 15132 | — |
| UPMC East | Monroeville | Pennsylvania | 15146 | — |
| UPMC Magee | Pittsburgh | Pennsylvania | 15213 | — |
| UPMC Presby | Pittsburgh | Pennsylvania | 15213 | — |
| UPMC Mercy | Pittsburgh | Pennsylvania | 15219 | — |
| Preferred Primary Care Physicians | Pittsburgh | Pennsylvania | 15220 | — |
| UPMC Shadyside | Pittsburgh | Pennsylvania | 15232 | — |
| UPMC Passavant McCandless | Pittsburgh | Pennsylvania | 15237 | — |
| Preferred Primary Care Physicians, Inc | Pittsburgh | Pennsylvania | 15243 | — |
| Preferred Primary Care Physicians | Pittsburgh | Pennsylvania | 15243 | — |
| Preferred Primary Care Physicians | Uniontown | Pennsylvania | 15401 | — |
| Pharma Tex Research | Amarillo | Texas | 79109 | — |
| Ascension Seton Medical Center | Austin | Texas | 78752 | — |
| Baptist Beaumont | Beaumont | Texas | 77030 | — |
| McGoven Medical School - UT- Houston | Houston | Texas | 77030 | — |
| Diversifield Medical Practices | Houston | Texas | 77057 | — |
| Next Level Urgent Care | Houston | Texas | 77057 | — |
| Mesquite Regional Internal Medicine | Mesquite | Texas | 75149 | — |
| University of Texas at Tyler | Tyler | Texas | 75708 | — |
| University of Texas at Rio Grande Valley | Weslaco | Texas | 78596 | — |
| Intermountain Healthcare | Murray | Utah | 84107 | — |
| Community Care of Clay | Clay | West Virginia | 25043 | — |
| University Healthcare Physicians | Harpers Ferry | West Virginia | 25425 | — |
| Community Care of Weston | Weston | West Virginia | 26452 | — |
| Gundersen Health System | La Crosse | Wisconsin | 54601 | — |
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 NCT04498273, 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 16, 2022 · Synced Jul 24, 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 protocol, eligibility criteria, and contact information for NCT04498273 live on ClinicalTrials.gov.