Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 5, 2026, 5:22 AM EDT

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Showing 25–35 of 35 matching trials from the live ClinicalTrials.gov search.
Conditions
Influenza
Interventions
Nitazoxanide, Placebo
Drug
Lead sponsor
Romark Laboratories L.C.
Industry
Eligibility
18 Years to 65 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Elmira, New York
Conditions
Adverse Effects in the Therapeutic Use of Interferon
Interventions
interferon gamma 1b
Drug
Lead sponsor
Vidara Therapeutics Research Ltd
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Saint Paul, Minnesota
Conditions
Influenza
Interventions
Trivalent inactivated influenza vaccine High Dose, Trivalent inactivated influenza vaccine
Biological
Lead sponsor
Sanofi
Industry
Eligibility
65 Years and older
Enrollment
9,172 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
96
States / cities
Birmingham, Alabama • Glendale, Arizona • Mesa, Arizona + 86 more
Completed No phase listed Observational

Clinical Evaluation of QFlu Combo Test

NCT01506583
Conditions
Cough, Myalgia, Nasal Obstruction, Sore Throat, Headache, Fatigue, Fever
Interventions
Not listed
Lead sponsor
Cellex, Inc.
Industry
Eligibility
Not listed
Enrollment
506 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
3
States / cities
Birmingham, Alabama • Chicago, Illinois • Baltimore, Maryland
Conditions
Relapsing Multiple Sclerosis
Interventions
BIIB017, naproxen
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years to 65 Years
Enrollment
251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
38
States / cities
Gilbert, Arizona • Phoenix, Arizona • Tucson, Arizona + 34 more
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers Results available

A Pragmatic Assessment of Influenza Vaccine Effectiveness in the DoD

NCT03734237
Conditions
Influenza, Influenza-like Illness, Influenza Vaccines
Interventions
Egg based influenza vaccines, Recombinant influenza vaccines, Cell-culture based influenza vaccines
Biological
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
18 Years and older
Enrollment
15,448 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
9
States / cities
San Diego, California • Annapolis, Maryland • Bethesda, Maryland + 5 more
Conditions
Influenza, Influenza-like Illness
Interventions
Not listed
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
18 Years and older
Enrollment
535 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
5
States / cities
San Diego, California • Bethesda, Maryland • San Antonio, Texas + 2 more
Completed Not applicable Interventional Accepts healthy volunteers

Vitamin D3 Supplementation to Prevent Respiratory Tract Infections

NCT04596657
Conditions
Respiratory Tract Infections, Covid19, Flu Like Illness
Interventions
Vitamin D supplementation
Dietary Supplement
Lead sponsor
The Cooper Health System
Other
Eligibility
18 Years and older
Enrollment
877 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Camden, New Jersey
Conditions
Influenza, Virus
Interventions
Not listed
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
18 Years and older
Enrollment
100,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
San Diego, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

FluSAFE: Flu SMS Alerts to Freeze Exposure

NCT03274310
Conditions
Influenza, Acute Respiratory Infection, Influenza-like Illness
Interventions
Educational text messages
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
Not listed
Enrollment
1,918 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
New York, New York
Not listed Not applicable Interventional Accepts healthy volunteers

Elderberry for Immune Support

NCT05435144
Conditions
Upper Respiratory Tract Infection, COVID-19, Flu, Flu Like Illness, Cold
Interventions
Elderberry, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
20 Years to 65 Years
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Franklin, Tennessee