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Completed Phase 2 Interventional Results available

COVID-19 Study Assessing the Virologic Efficacy of REGN10933+REGN10987 Across Different Dose Regimens in Adult Outpatients With SARS-CoV-2 Infection

ClinicalTrials.gov ID: NCT04666441

Public ClinicalTrials.gov record NCT04666441. 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 Sep 25, 2026, 3:06 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 Phase 2 Study to Assess the Virologic Efficacy of REGN10933+REGN10987 Across Different Dose Regimens in Outpatients With SARS-CoV-2 Infection

Brief summary

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

The primary objective of the study is to assess the virologic efficacy of REGN10933+REGN10987 across different intravenous and subcutaneous doses compared to placebo. The secondary objectives of the study are: * To evaluate additional indicators of virologic efficacy of REGN10933+REGN10987 compared to placebo * To evaluate the safety and tolerability of REGN10933+REGN10987 compared to placebo * To assess the concentrations of REGN10933 and REGN10987 in serum over time * To assess the immunogenicity of REGN10933 and REGN10987

Study identification

NCT ID
NCT04666441
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Regeneron Pharmaceuticals
Industry
Enrollment
1,149 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
Dec 14, 2020
Primary completion
Mar 3, 2021
Completion
Sep 20, 2021
Last update posted
Apr 7, 2022

2020 – 2021

United States locations

U.S. sites
57
U.S. states
19
U.S. cities
51
Facility City State ZIP Site status
Regeneron Study Site Mesa Arizona 85210 —
Regeneron Study Site Tucson Arizona 85712 —
Regeneron Study Site Canoga Park California 91303 —
Regeneron Study Site Long Beach California 90806 —
Regeneron Study Site Los Angeles California 90036 —
Regeneron Study Site Rolling Hills Estates California 90274 —
Regeneron Study Site San Francisco California 94127 —
Regeneron Study Site Santa Monica California 90404 —
Regeneron Study Site Stanford California 94305 —
Regeneron Study Site Colorado Springs Colorado 80907 —
Regeneron Study Site Washington D.C. District of Columbia 20037 —
Regeneron Study Site DeLand Florida 32720 —
Regeneron Study Site Ft. Pierce Florida 34982 —
Regeneron Study Site Hialeah Florida 33010 —
Regeneron Study Site Hialeah Florida 33012 —
Regeneron Study Site Maitland Florida 32751 —
Regeneron Study Site Miami Florida 33126 —
Regeneron Study Site Miami Florida 33184 —
Regeneron Study Site St. Petersburg Florida 33705 —
Regeneron Study Site Tampa Florida 33606 —
Regeneron Study Site West Palm Beach Florida 33407 —
Regeneron Study Site Winter Haven Florida 33880 —
Regeneron Study Site Winter Park Florida 32789 —
Regeneron Study Site Atlanta Georgia 30322 —
Regeneron Study Site Columbus Georgia 31904 —
Regeneron Study Site Downers Grove Illinois 60515 —
Regeneron Study Site Ames Iowa 50010-3014 —
Regeneron Study Site Iowa City Iowa 52242 —
Regeneron Study Site Lake Charles Louisiana 70601 —
Regeneron Study Site Marrero Louisiana 70072 —
Regeneron Study Site Shreveport Louisiana 71118 —
Regeneron Study Site Baltimore Maryland 21201 —
Regeneron Study Site Las Vegas Nevada 89109 —
Regeneron Study Site Teaneck New Jersey 07666 —
Regeneron Study Site New York New York 10037 —
Regeneron Study Site The Bronx New York 10451 —
Regeneron Study Site Charlotte North Carolina 28209 —
Regeneron Study Site Durham North Carolina 27705 —
Regeneron Study Site Wilmington North Carolina 28401 —
Regeneron Study Site Columbus Ohio 43215 —
Regeneron Study Site Dayton Ohio 45409 —
Regeneron Study Site Dayton Ohio 45432 —
Regeneron Study Site Philadelphia Pennsylvania 19140 —
Regeneron Study Site Charleston South Carolina 29425 —
Regeneron Study Site Clinton South Carolina 29325 —
Regeneron Study Site Amarillo Texas 79109 —
Regeneron Study Site Corpus Christi Texas 78413 —
Regeneron Study Site Houston Texas 77008 —
Regeneron Study Site Houston Texas 77030 —
Regeneron Study Site Houston Texas 77057 —
Regeneron Study Site Houston Texas 77093 —
Regeneron Study Site Pearland Texas 77584 —
Regeneron Study Site Red Oak Texas 75154 —
Regeneron Study Site San Antonio Texas 78249 —
Regeneron Study Site Splendora Texas 77372 —
Regeneron Study Site Tyler Texas 75701 —
Regeneron Study Site Falls Church Virginia 22042 —

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 NCT04666441, 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 Apr 7, 2022 · Synced Sep 25, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04666441 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →