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Completed Phase 4 Interventional Results available

Accelerating COVID-19 Therapeutic Interventions and Vaccines 4 ACUTE

ClinicalTrials.gov ID: NCT04505774

Public ClinicalTrials.gov record NCT04505774. 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 Oct 21, 2026, 3:46 PM 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 Multicenter, Adaptive, Randomized Controlled Platform Trial of the Safety and Efficacy of Antithrombotic and Additional Strategies in Hospitalized Adults With COVID-19

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a randomized, open label, adaptive platform trial to compare the effectiveness of antithrombotic and additional strategies for prevention of adverse outcomes in COVID-19 positive inpatients

Study identification

NCT ID
NCT04505774
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
Matthew Neal MD
Other
Enrollment
3,591 participants

Conditions and interventions

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
Sep 4, 2020 (Actual)
Primary completion
Aug 31, 2023 (Actual)
Completion
Jan 26, 2024 (Actual)
Last update posted
Dec 30, 2024

2020 – 2024

United States locations

U.S. sites
81
U.S. states
33
U.S. cities
68
Facility City State ZIP Site status
University of Alabama Birmingham Alabama 35233 —
University of Arizona Tucson Arizona 85719 —
University of Arkansas for Medical Sciences Little Rock Arkansas 72205 —
Kaiser Permanente Fontana Fontana California 92335 —
Kaiser Permanente Los Angeles Los Angeles California 90027 —
Smidt Heart Institute at Cedars-Sinai Los Angeles California 90048 —
Ronald Reagan UCLA Medical Center Los Angeles California 90095 —
UC San Diego Hillcrest San Diego California 92103 —
Zuckerberg San Francisco General Hospital San Francisco California 94110 —
UCSF San Francisco San Francisco California 94143 —
Zuckerberg San Francisco General Hospital San Francisco California 94410 —
Stanford University Medical Center Stanford California 94305 —
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center Torrance California 90502 —
Denver Health and Hospital Authority Denver Colorado 80401 —
St. Mary's Hospital & Regional Medical Center Grand Junction Colorado 81501 —
Saint Francis Hospital and Medical Center Hartford Connecticut 06105 —
University of Florida Gainesville Florida 32608 —
Memorial Hospital Jacksonville Florida 32216 —
AdventHealth Tampa Tampa Florida 33613 —
Emory Atlanta Georgia 30308 —
Morehouse School of Medicine Atlanta Georgia 30310 —
Queens Medical Center Honolulu Hawaii 96813 —
Memorial Hospital Belleville Illinois 62226 —
Cook County Health Chicago Illinois 60612 —
University of Illinois at Chicago Health (UIH) Chicago Illinois 60612 —
OSF Little Company of Mary Medical Center (OSF LCM) Evergreen Park Illinois 60805 —
Indiana University Health Methodist Hospital Indianapolis Iowa 46202 —
Kansas University Medical Center Kansas City Kansas 66160 —
Ochsner Clinic Foundation New Orleans Louisiana 70121 —
Boston University Boston Massachusetts 02118 —
St Elizabeth's Medical Center Brighton Massachusetts 02135 —
Baystate Medical Center Springfield Massachusetts 01199 —
University of Massachusetts Worcester Massachusetts 01655 —
University of Michigan Ann Arbor Michigan 48109 —
Wayne State University Detroit Michigan 48201 —
Hennepin County Medical Center Minneapolis Minnesota 55415 —
University of Mississippi Medical Center Jackson Mississippi 39216 —
Washington University School of Medicine, ACCS Research St Louis Missouri 63110 —
University Medical Center of Southern Nevada Las Vegas Nevada 89102 —
Cooper Health Camden New Jersey 08103 —
Englewood Health Englewood New Jersey 07631 —
Atlantic Health System Morristown New Jersey 07960 —
Rutgers New Jersey Medical School Newark New Jersey 07103 —
AtlantiCare Regional Medical Center Pomona New Jersey 08240 —
Albany Medical College Albany New York 12208 —
Mercy Hospital Buffalo Buffalo New York 14220 —
VA New York Harbor Healthcare System New York New York 10010 —
NYU Langone New York New York 10016 —
Mt. Sinai Hospital New York New York 10029 —
SUNY Upstate University Hospital Syracuse New York 13210 —
Jacobi Medical Center The Bronx New York 10461 —
Montefiore Medical Center The Bronx New York 10461 —
Westchester Medical Center Valhalla New York 10595 —
Duke University Hospital Durham North Carolina 27704 —
Wake Forest Winston-Salem North Carolina 27157 —
Cleveland Clinic Akron General Akron Ohio 44307 —
University of Cincinnati Medical Center Cincinnati Ohio 45219 —
The MetroHealth System Cleveland Ohio 44109 —
Cleveland Clinic Foundation Cleveland Ohio 44195 —
Ohio State Universtiy Wexner Medical Center Columbus Ohio 43210 —
Mercy Health St Vincent Medical Center Toledo Ohio 43608 —
Ascension St. John Clinical Research Institute Tulsa Oklahoma 74104 —
Oregon Health and Science University Portland Oregon 97239 —
Geisinger Research Danville Pennsylvania 17822 —
Doylestown Cardiology Associates Doylestown Pennsylvania 18901 —
Penn State Health Milton S. Hershey Medical Center Hershey Pennsylvania 17033 —
Hospital of the University of Pennsylvania Philadelphia Pennsylvania 19104 —
Temple University Philadelphia Pennsylvania 19141 —
UPMC Presbyterian Pittsburgh Pennsylvania 15260 —
Rhode Island Hospital Providence Rhode Island 02903 —
The Miriam Hospital Providence Rhode Island 02906 —
Sarah Cannon and HCA Research Institute Nashville Tennessee 37203 —
Skyline Medical Center Nashville Tennessee 37207 —
University of Texas at Austin Austin Texas 78701 —
University of Texas Southwestern Medical Center Dallas Texas 75390 —
Medical City Ft Worth Fort Worth Texas 76104 —
Baylor Scott and White Medical Center - Temple Temple Texas 76508 —
HCA Henrico Doctors Hospital Richmond Virginia 23229 —
Swedish Hospital Seattle Washington 98122 —
West Virginia University CTR Morgantown West Virginia 26506 —
University of Wisconsin Hospital; Meriter Hospital (UW affiliated) Madison Wisconsin 53715 —

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 20 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04505774, 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 Dec 30, 2024 · Synced Oct 21, 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 NCT04505774 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →