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ClinicalTrials.gov public records Last synced Oct 22, 2026, 2:35 PM EDT

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Showing 1–24 of 4,435 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Respiratory Infections Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Testing for COVID-19 in High Risk Children With Intellectual and Developmental Disabilities (COV-IDD)

NCT04887129
View directory record Official record
Conditions
Covid19
Interventions
COVID-19 RT-PCR test, COVID-19 Vaccine Education Campaign
Diagnostic Test · Other
Lead sponsor
University of Rochester
Other
Eligibility
3 Years to 72 Years
Enrollment
392 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study Evaluating the Safety and Tolerability of a Seasonal Influenza Vaccine Containing LIQ001

NCT01224262
View directory record Official record
Conditions
Influenza
Interventions
Fluzone® (2010/2011 Inactivated Trivalent Influenza Vaccine), LIQ001 (0.45mg), LIQ001 (1.8mg)
Biological
Lead sponsor
Liquidia Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
152 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Melbourne, Florida
Source: ClinicalTrials.gov public record
Updated Mar 1, 2013 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Not applicable Interventional

Impact of Probiotic Use on Immune Cell Function in Children

NCT02687503
View directory record Official record
Conditions
Respiratory Tract Infections
Interventions
Probiotic
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
12 Months to 36 Months
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 24, 2019 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 3 Interventional Results available

A Trial to Investigate Recovery From COVID-19 With C21 in Adult Subjects

NCT04880642
View directory record Official record
Conditions
COVID-19
Interventions
C21, Placebo
Drug
Lead sponsor
Vicore Pharma AB
Industry
Eligibility
18 Years and older
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
6
States / cities
Orange, California • Winfield, Illinois • Fort Wayne, Indiana + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2023 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 3 Interventional Results available

ACTIV-6: COVID-19 Study of Repurposed Medications - Arm B (Fluvoxamine)

NCT05890586
View directory record Official record
Conditions
Covid19
Interventions
Fluvoxamine, Placebo
Drug · Other
Lead sponsor
Susanna Naggie, MD
Other
Eligibility
30 Years and older
Enrollment
1,331 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
91
States / cities
Gilbert, Arizona • Mesa, Arizona • Peoria, Arizona + 79 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2023 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Not applicable Interventional

A Randomized Controlled Trial of a School Disinfection and Hand Hygiene Program

NCT00514670
View directory record Official record
Conditions
Respiratory Infections, Gastrointestinal Diseases
Interventions
Alcohol-based hand sanitizer & quaternary ammonium wipes
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Not listed
Enrollment
285 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 10, 2007 · Synced Oct 22, 2026, 2:35 PM EDT
Withdrawn Phase 2 Interventional

Study to Evaluate the Efficacy of IN STI-9199 in Treating Symptomatic COVID-19 in Outpatient Adults and Adolescents

NCT05372783
View directory record Official record
Conditions
COVID-19
Interventions
STI-9199, Placebo
Drug
Lead sponsor
Sorrento Therapeutics, Inc.
Industry
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chula Vista, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2023 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug-Drug Interaction Study Between EDP-235, Itraconazole, Carbamazepine and Quinidine in Healthy Subjects.

NCT05594602
View directory record Official record
Conditions
COVID-19
Interventions
EDP-235, Itraconazole, Carbamazepine, Quinidine
Drug
Lead sponsor
Enanta Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 27, 2023 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

H7N9 Mix and Match With MF59 in Healthy Elderly Persons

NCT02213354
View directory record Official record
Conditions
Avian Influenza
Interventions
MF59, Influenza Virus Vaccine, Monovalent A/H7N9 A/Shanghai/2/2013
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
65 Years to 99 Years
Enrollment
479 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
10
States / cities
Decatur, Georgia • Iowa City, Iowa • Baltimore, Maryland + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2017 · Synced Oct 22, 2026, 2:35 PM EDT
Approved For Marketing No phase listed Expanded access

Expanded Access Treatment Protocol: Remdesivir (RDV; GS-5734) for the Treatment of SARS-CoV2 (CoV) Infection (COVID-19)

NCT04323761
View directory record Official record
Conditions
SARS-CoV2 Infection
Interventions
Remdesivir
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
12 Years and older
U.S. locations
165
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fresno, California + 130 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2020 · Synced Oct 22, 2026, 2:35 PM EDT
Withdrawn Phase 3 Interventional

The Safety and Effectiveness of Methylprednisolone in the Treatment of Pneumocystis Carinii Pneumonia (PCP) in Children With AIDS

NCT00000741
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Methylprednisolone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
28 Days to 2 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
6
States / cities
La Jolla, California • Chicago, Illinois • St Louis, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 22, 2026, 2:35 PM EDT
Terminated Phase 4 Interventional Results available

Mobile Devices to Detect Early Pneumonitis in Stage III NSCLC Patients on Durvalumab.

NCT04381494
View directory record Official record
Conditions
Unresectable Stage III NSCLC
Interventions
Multiparametric Mobile Technology
Device
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
18
States / cities
Long Beach, California • Santa Ana, California • Englewood, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 3 Interventional Results available

Efficacy of Antibiotics in Children With Acute Sinusitis: Which Subgroups Benefit?

NCT02554383
View directory record Official record
Conditions
Sinusitis, Respiratory Tract Infections
Interventions
Amoxicillin-clavulanate, Placebo
Drug
Lead sponsor
Nader Shaikh
Other
Eligibility
2 Years to 11 Years
Enrollment
515 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
6
States / cities
Bardstown, Kentucky • Gresham, Oregon • Philadelphia, Pennsylvania + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2023 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Essential Oils and Post COVID-19 Fatigue

NCT04980573
View directory record Official record
Conditions
Covid19, Fatigue
Interventions
Aromatherapy, Placebo
Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
19 Years to 49 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Franklin, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 24, 2022 · Synced Oct 22, 2026, 2:35 PM EDT
Terminated Phase 3 Interventional Results available

PF-07304814 for Inpatients With COVID-19 (An ACTIV-3/TICO Treatment Trial)

NCT05780541
View directory record Official record
Conditions
COVID-19
Interventions
PF-07304814, Placebo, Remdesivir
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
31
States / cities
Chula Vista, California • Los Angeles, California • Mather, California + 23 more
Source: ClinicalTrials.gov public record
Updated Feb 9, 2024 · Synced Oct 22, 2026, 2:35 PM EDT
Terminated Phase 4 Interventional

KEYS: Study Comparing Clinical Health Outcomes of Telithromycin Versus Azithromycin in Outpatients With Community-acquired Lower Respiratory Tract Infections

NCT00132951
View directory record Official record
Conditions
Respiratory Tract Infections, Chronic Bronchitis, Pneumonia
Interventions
Telithromycin, Azithromycin
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 35 Years
Enrollment
2,051 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 27, 2009 · Synced Oct 22, 2026, 2:35 PM EDT
Recruiting Phase 4 Interventional

Trimethoprim-sulfamethoxazole vs. Clindamycin for the Treatment of Children With Invasive MRSA Infections

NCT06982105
View directory record Official record
Conditions
Methicillin Resistant Staphylococcus Aureus, Osteomyelitis Acute, Septic Arthritis, Orbital Cellulitis, Facial Cellulitis, Mastoiditis, Cervical Adenitis, Retropharyngeal Abscess, Peritonsillar Abscess
Interventions
Trimethoprim Sulfamethoxazole
Drug
Lead sponsor
Indiana University
Other
Eligibility
2 Months to 18 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Placebo-controlled,Dose-escalation Study to Evaluate the Safety and Pharmacokinetics of MEDI8852 in Adults

NCT02350751
View directory record Official record
Conditions
Influenza
Interventions
MEDI8852, Placebo
Drug
Lead sponsor
MedImmune LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 13, 2015 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Trial to Evaluate the Use of Pomegranate Concentrate (POMx) for the Prevention of Experimental Rhinovirus Infection

NCT00655031
View directory record Official record
Conditions
Common Cold
Interventions
Pomegranate Concentrate (POMx), Placebo
Dietary Supplement
Lead sponsor
POM Wonderful LLC
Industry
Eligibility
18 Years to 45 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
3
States / cities
Huntsville, Alabama • Melbourne, Florida • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 18, 2008 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Safety, Tolerability and Pharmacokinetics of Orally Inhaled Aerosolized Hydroxychloroquine Sulfate in Healthy Adult Volunteers

NCT04461353
View directory record Official record
Conditions
Severe Acute Respiratory Syndrome Coronavirus 2
Interventions
Aerolized Hydroxychloroquine Sulfate, Placebo
Drug · Other
Lead sponsor
Pulmoquine Therapeutics, Inc
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Oct 22, 2026, 2:35 PM EDT
Terminated Phase 2 Interventional Results available

Open-label Study of APX001 for Treatment of Patients With Invasive Mold Infections Caused by Aspergillus or Rare Molds

NCT04240886
View directory record Official record
Conditions
Invasive Fungal Infections
Interventions
fosmanogepix
Drug
Lead sponsor
Basilea Pharmaceutica
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
6
States / cities
Duarte, California • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Oct 22, 2026, 2:35 PM EDT
Withdrawn Phase 4 Interventional

Impact of Statins on Cytokine Expression in Pneumonia

NCT00946166
View directory record Official record
Conditions
Community Acquired Pneumonia, Cardiovascular Risk Factors
Interventions
simvastatin, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 22, 2015 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Not applicable Interventional Results available

Ventilator-associated Pneumonia (VAP) Diagnostic Stewardship Trial

NCT05176353
View directory record Official record
Conditions
VAP - Ventilator Associated Pneumonia
Interventions
VAP diagnostic stewardship bundle
Other
Lead sponsor
University of Michigan
Other
Eligibility
Not listed
Enrollment
4,892 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Oct 22, 2026, 2:35 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Sofosbuvir Plus Ribavirin in Chronic Genotype 1, 2 and 3 Hepatitis C Virus (HCV) and Human Immunodeficiency Virus (HIV) Co-infected Adults

NCT01667731
View directory record Official record
Conditions
Hepatitis C, Human Immunodeficiency Virus
Interventions
SOF, RBV
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
26
States / cities
Birmingham, Alabama • Coronado, California • Los Angeles, California + 23 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2014 · Synced Oct 22, 2026, 2:35 PM EDT