Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 25, 2026, 3:54 AM EDT

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Showing 1–10 of 10 matching trials from the live ClinicalTrials.gov search.
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Conditions
Virus Diseases, RNA Virus Infections, Respiratory Tract Diseases, Respiratory Tract Infections
Interventions
Low dose of quadrivalent VLP vaccine, Medium dose of quadrivalent VLP vaccine, High dose of quadrivalent VLP vaccine, Placebo
Biological
Lead sponsor
Medicago
Industry
Eligibility
18 Years to 49 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Miami, Florida
Completed Phase 1 Interventional Accepts healthy volunteers

H5-VLP + GLA-AF Vaccine Trial in Healthy Adult Volunteers

NCT01657929
Conditions
Influenza A Subtype H5N1 Infection
Interventions
H5-VLP + GLA-AF, H5-VLP alone, H5-VLP + Alhydrogel(R), Licensed H5N1 vaccine
Biological
Lead sponsor
Access to Advanced Health Institute (AAHI)
Other
Eligibility
18 Years to 49 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
3
States / cities
Daytona Beach, Florida • Dallas, Texas • Madison, Wisconsin
Conditions
Virus Diseases, RNA Virus Infections, Respiratory Tract Diseases, Respiratory Tract Infections, Influenza
Interventions
Quadrivalent VLP Vaccine, Placebo
Biological
Lead sponsor
Medicago
Industry
Eligibility
18 Years to 64 Years
Enrollment
10,160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
29
States / cities
Mobile, Alabama • Anaheim, California • Milford, Connecticut + 23 more
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Efficacy of a Plant-derived Quadrivalent Virus-like Particle (VLP) Vaccine in the Elderly

NCT03739112
Conditions
Virus Diseases, RNA Virus Infections, Respiratory Tract Diseases, Respiratory Tract Infections
Interventions
Quadrivalent VLP Vaccine, Fluarix Quadrivalent® Comparator Vaccine
Biological
Lead sponsor
Medicago
Industry
Eligibility
65 Years and older
Enrollment
12,794 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
50
States / cities
Mobile, Alabama • Tempe, Arizona • Banning, California + 42 more
Active, not recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

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

NCT04636697
Conditions
SARS-CoV-2 Infection
Interventions
Intramuscular injection, Intramuscular vaccine
Drug · Biological
Lead sponsor
Medicago
Industry
Eligibility
18 Years and older
Enrollment
30,918 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
45
States / cities
Birmingham, Alabama • Tempe, Arizona • Canoga Park, California + 39 more
Conditions
Influenza
Interventions
Instramuscular vaccine
Biological
Lead sponsor
Medicago
Industry
Eligibility
65 Years and older
Enrollment
209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
14
States / cities
Huntsville, Alabama • Chandler, Arizona • San Diego, California + 11 more
Conditions
Flu
Interventions
Dose given at Day 0
Biological
Lead sponsor
Medicago
Industry
Eligibility
18 Years to 49 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Rockville, Maryland
Conditions
Virus Diseases, RNA Virus Infections, Respiratory Tract Diseases, Respiratory Tract Infections
Interventions
Low dose of quadrivalent VLP vaccine, Medium dose of quadrivalent VLP vaccine, High dose of quadrivalent VLP vaccine, Placebo
Biological
Lead sponsor
Medicago
Industry
Eligibility
18 Years to 49 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
2
States / cities
Hollywood, Florida • Miami, Florida
Conditions
Virus Diseases, RNA Virus Infections, Respiratory Tract Diseases, Respiratory Tract Infections
Interventions
15 µg/strain of Quadrivalent VLP Vaccine, 30 µg/strain of Quadrivalent VLP Vaccine, 15 µg/strain of the licensed quadrivalent vaccine
Biological
Lead sponsor
Medicago
Industry
Eligibility
18 Years to 64 Years
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
3
States / cities
Hollywood, Florida • South Miami, Florida • Endwell, New York
Conditions
Virus Diseases, RNA Virus Infections, Respiratory Tract Diseases, Respiratory Tract Infections
Interventions
30 µg/strain of Quadrivalent VLP Vaccine, 60 µg/strain of Quadrivalent VLP Vaccine, FluLaval® Tetra (15 µg/strain), Fluzone® High-Dose (60 µg/strain)
Biological
Lead sponsor
Medicago
Industry
Eligibility
65 Years and older
Enrollment
1,001 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
6
States / cities
Redding, California • Hollywood, Florida • South Miami, Florida + 3 more