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Active, not recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Study of a Recombinant Coronavirus-Like Particle COVID-19 Vaccine in Adults

ClinicalTrials.gov ID: NCT04636697

Public ClinicalTrials.gov record NCT04636697. 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, 4:15 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Randomized, Observer-Blind, Placebo-Controlled, Phase 2/3 Study to Assess the Safety, Efficacy, and Immunogenicity of a Recombinant Coronavirus-Like Particle COVID-19 Vaccine in Adults 18 Years of Age or Older

Brief summary

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

This Phase 2/3 study is a multi-portion design to confirm that the chosen formulation and dosing regimen of CoVLP has an acceptable immunogenicity and safety profile. The Phase 3 portion is an event-driven, randomized, observer blinded, placebo-controlled design that will evaluate the efficacy and safety of the CoVLP formulation compared to placebo. Subjects will be followed for safety and immunogenicity for a period of 12 months after the last vaccination.

Study identification

NCT ID
NCT04636697
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2, Phase 3
Lead sponsor
Medicago
Industry
Enrollment
30,918 participants

Conditions and interventions

Interventions

Drug · Biological

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Nov 18, 2020
Primary completion
Aug 24, 2021
Completion
Apr 29, 2022
Last update posted
Apr 5, 2022

2020 – 2022

United States locations

U.S. sites
45
U.S. states
20
U.S. cities
42
Facility City State ZIP Site status
Achieve Clinical Research, LLC dba Accel Research Sites Birmingham Alabama 35216 —
Fiel Family and Sports Medicine/CCT Tempe Arizona 85283 —
Hope Clinical Research Canoga Park California 91303 —
CNS Network Garden Grove California 92845 —
Long Beach Clinical Trial Services Inc. Long Beach California 90806-3221 —
Pharmacology Research Institute Newport Beach California 92660 —
Wr-McCr, Llc San Diego California 92108 —
Ascension Providence Health System Washington D.C. District of Columbia 20017 —
Alliance for Multispecialty Research Coral Gables Florida 33134-4321 —
Research Centers of America Hollywood Florida 33024 —
AppleMed Research Inc Miami Florida 33155 —
Elixia COVID-19 Palm Beach Florida 33410 —
Precision Clinical Research Sunrise Florida 33351 —
Meridian Clinical Research Savannah Georgia 31406 —
ASR, LLC Nampa Idaho 83687 —
Affinity Health Chicago Illinois 60644 —
Meridian Clinical Research Sioux City Iowa 51106 —
Benchmark Research Covington Louisiana 70433 —
Ascension St. John Vaccine Research Unit Grosse Pointe Woods Michigan 48236 —
Methodist Physicians Fremont Nebraska 68130 —
Be Well Clinical Studies, LLC Lincoln Nebraska 68516 —
Meridian Clinical Research LLC Norfolk Nebraska 68701 —
Meridian Clinical Research LLC Omaha Nebraska 68134 —
Forte Family Practice/ CCT Research Las Vegas Nevada 89103 —
Excel Clinical Research Las Vegas Nevada 89109 —
Las Vegas Clinical Trials North Las Vegas Nevada 89030 —
Hassman Research Institute Berlin New Jersey 08009 —
Meridian Clinical Research Endwell New York 13760 —
Carolina Institute for Clinical Research Fayetteville North Carolina 28303 —
M3 Wake Research, Inc Raleigh North Carolina 27612 —
Trial Management Associates LLC Wilmington North Carolina 28403 —
Velocity Clinical Research - Cincinnati Cincinnati Ohio 45242 —
Velocity Clinical Research Cleveland Ohio 44122 —
Aventiv Research Inc Columbus Ohio 43213 —
Velocity Clinical Research Providence Warwick Rhode Island 02886 —
Benchmark Research Austin Texas 78705 —
Tekton Research Austin Texas 78745 —
Global Medical Research Dallas Texas 75224 —
Benchmark Research Fort Worth Texas 76135 —
Research Your Health Plano Texas 75093 —
Mt. Olympus Medical Research, LLC Sugar Land Texas 77479 —
Sugar Lakes Family Practice Sugar Land Texas 77479 —
DM Clinical Research/Martin Diagnostic Clinic Tomball Texas 77375 —
South Ogden Family Medicine Ogden Utah 84405 —
Advanced Clinical Research, Inc. West Jordan Utah 84088 —

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 46 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04636697, 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 5, 2022 · Synced Sep 25, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04636697 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →