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ClinicalTrials.gov public records Last synced Oct 16, 2026, 3:24 PM EDT

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

Showing 865–888 of 3,928 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Respiratory Tract Infections (RTI) Clear all
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of the AudibleHealth Dx AI/ML-Based Dx SaMD Using FCV-SDS in the Diagnosis of COVID-19 Illness: Clinical Validation

NCT05364268
View directory record Official record
Conditions
2019 Novel Coronavirus Disease, 2019 Novel Coronavirus Infection, 2019-nCoV Disease, COVID-19 Pandemic, COVID-19 Virus Disease, COVID-19 Virus Infection, Coronavirus Disease 2019, Coronavirus Disease-19, SARS-CoV-2 Infection
Interventions
Diagnostic Test: Diagnostic Software as Medical Device
Device
Lead sponsor
AudibleHealth AI, Inc.
Industry
Eligibility
18 Years to 100 Years
Enrollment
514 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Sunrise, Florida
Source: ClinicalTrials.gov public record
Updated Jul 20, 2022 · Synced Oct 16, 2026, 3:24 PM EDT
Completed No phase listed Observational

Transmissibility and Viral Load of SARS-CoV-2 in Oral Secretions

NCT04348240
View directory record Official record
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 26, 2026 · Synced Oct 16, 2026, 3:24 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

A Randomized, Triple-blind, Placebo-controlled Study to Evaluate the Effects of a Throat Spray on the Incidence and Duration of Sickness

NCT07246850
View directory record Official record
Conditions
Sore-throat, Common Cold
Interventions
Beekeeper's Propolis Throat Spray, Placebo Throat Spray
Dietary Supplement
Lead sponsor
Beekeeper's Naturals Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Not applicable Interventional

Pneumococcal Vaccine and Routine Pediatric Immunizations in HIV-Infected Children Receiving Anti-HIV Drugs

NCT00013871
View directory record Official record
Conditions
HIV Infections, Hepatitis B, Measles, Pneumococcal Infections, Pertussis
Interventions
Diphtheria & Tetanus Toxoids & Acellular Pertussis Vaccine Adsorbed, Measles-Mumps-Rubella Vaccine (Live), Pneumococcal Vaccine, Polyvalent (23-valent), Pneumococcal Conjugate Vaccine, Heptavalent, Hepatitis B Vaccine (Recombinant)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 18 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2004
U.S. locations
38
States / cities
Birmingham, Alabama • Long Beach, California • Los Angeles, California + 26 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Trivalent, Live, Cold Adapted Influenza Vaccine (CAIV-T) Against Inactivated Influenza Vaccine (TIV) in Children 6-59 Months of Age

NCT00128167
View directory record Official record
Conditions
Influenza
Interventions
Liquid CAIV-T
Drug
Lead sponsor
MedImmune LLC
Industry
Eligibility
6 Months to 59 Months
Enrollment
8,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
107
States / cities
Hoover, Alabama • Tuscaloosa, Alabama • Little Rock, Arkansas + 96 more
Source: ClinicalTrials.gov public record
Updated Sep 13, 2021 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Project to Investigate Ways to Reduce the Spread of Influenza in Schools and Households With Children

NCT00446628
View directory record Official record
Conditions
Influenza
Interventions
behaviors reducing spread of influenza
Behavioral
Lead sponsor
Kiren Mitruka
Federal
Eligibility
6 Months and older
Enrollment
3,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 27, 2016 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity Study of GSK Biologicals' Seasonal Influenza Candidate Vaccine (GSK2321138A)

NCT01204671
View directory record Official record
Conditions
Influenza
Interventions
Influenza vaccine GSK2321138A, FluarixTM, Influenza vaccine GSK2604409A
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
4,659 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
10
States / cities
Chandler, Arizona • Miami, Florida • Newton, Kansas + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2018 · Synced Oct 16, 2026, 3:24 PM EDT
Completed No phase listed Observational

Prognostic Value of Point of Care Cardiac and Lung Ultrasound in COVID-19

NCT04379544
View directory record Official record
Conditions
Coronavirus, Respiratory Failure
Interventions
Observation only
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 100 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Phase 3 Interventional

A Multicenter, Randomized, Double-Blind, Double-Dummy Comparative Trial of Azithromycin Sustained Release Versus 3-Day Azithromycin for the Treatment of Strep Throat in Adolescents and Adults

NCT00644293
View directory record Official record
Conditions
Pharyngitis, Tonsillitis
Interventions
azithromycin (Zithromax), placebo, azithromycin SR
Drug
Lead sponsor
Pfizer
Industry
Eligibility
13 Years and older
Enrollment
598 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
16
States / cities
Clearwater, Florida • Boise, Idaho • Meridian, Idaho + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2011 · Synced Oct 16, 2026, 3:24 PM EDT
Terminated No phase listed Observational Results available

Evaluation of a Screen and Treat Protocol for Influenza

NCT06207058
View directory record Official record
Conditions
Influenza
Interventions
Baloxavir Marboxil
Drug
Lead sponsor
Tricore, Inc
Other
Eligibility
5 Years and older
Enrollment
25 participants
Timeline
2024
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated May 23, 2025 · Synced Oct 16, 2026, 3:24 PM EDT
Completed No phase listed Observational

Optimizing Clinical Use of Polymyxin B

NCT02682355
View directory record Official record
Conditions
Pneumonia, Blood Stream Infection, Urinary Tract Infections, Respiratory Tract Infection (Including Tracheobronchitis), Sepsis
Interventions
Not listed
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
3
States / cities
Chicago, Illinois • New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 2, 2024 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Phase 3 Interventional Results available

A Study to Determine the Efficacy, Safety and Tolerability of Aztreonam-Avibactam (ATM-AVI) ± Metronidazole (MTZ) Versus Meropenem (MER) ± Colistin (COL) for the Treatment of Serious Infections Due to Gram Negative Bacteria.

NCT03329092
View directory record Official record
Conditions
Complicated Intra-abdominal Infection, Hosptial Acquired Pneumonia, Ventilator Associated Pneumonia
Interventions
ATM-AVI, MTZ, MER, COL
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
422 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
5
States / cities
Tucson, Arizona • Torrance, California • Springfield, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 10, 2024 · Synced Oct 16, 2026, 3:24 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

COVID-19 Diagnostic Self-testing Using Virtual Point-of-care

NCT04348864
View directory record Official record
Conditions
Communicable Disease, COVID-19, Sars-CoV2, Infectious Disease, Coronavirus, Virus
Interventions
COVID-19 Antigen/Antibody Rapid Testing, mobile device image capture and telemedicine support, Telemedicine
Diagnostic Test · Other
Lead sponsor
Neuroganics LLC
Industry
Eligibility
18 Years to 99 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Northglenn, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 23, 2022 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study To Investigate The Pharmacokinetics, Safety And Tolerability Of An Intravenous And Oral Form Of A Compound In Subjects With Varying Degrees Of Renal Impairment And Normal Renal Function

NCT00759564
View directory record Official record
Conditions
Pneumonia
Interventions
CP-70,429 and PF-03709270
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 85 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 11, 2016 · Synced Oct 16, 2026, 3:24 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Polk COVID-19 and Flu Response

NCT04682132
View directory record Official record
Conditions
Covid19
Interventions
COVID-19 antigen and antibody tests, and influenza rapid test
Diagnostic Test
Lead sponsor
Polk County Fire Rescue
Government
Eligibility
18 Years and older
Enrollment
686 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Bartow, Florida
Source: ClinicalTrials.gov public record
Updated Apr 21, 2021 · Synced Oct 16, 2026, 3:24 PM EDT
Terminated Early Phase 1 Interventional Results available

Post-Acute Sequelae of Coronavirus-19 (COVID-19) With Dyspnea on Exertion And Associated TaChycardia TrEatment Study

NCT05096884
View directory record Official record
Conditions
Tachycardia, Dyspnea, COVID-19
Interventions
Metoprolol Succinate
Drug
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years to 40 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Oct 16, 2026, 3:24 PM EDT
Terminated Phase 2 Interventional Results available

Pragmatic Factorial Trial of Hydroxychloroquine, Azithromycin, or Both for Treatment of Severe SARS-CoV-2 Infection

NCT04335552
View directory record Official record
Conditions
SARS-CoV-2
Interventions
Standard of care, Hydroxychloroquine, Azithromycin
Other · Drug
Lead sponsor
Duke University
Other
Eligibility
12 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
4
States / cities
Durham, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated May 17, 2021 · Synced Oct 16, 2026, 3:24 PM EDT
Withdrawn Not applicable Interventional

Lollipop COVID-19 Testing Study

NCT05472077
View directory record Official record
Conditions
COVID-19, SARS CoV 2 Infection, COVID-19 Pandemic
Interventions
Lollipop Swab
Diagnostic Test
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
4 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 27, 2023 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Efficacy and Safety of Ibrexafungerp in Patients With Fungal Diseases That Are Refractory to or Intolerant of Standard Antifungal Treatment

NCT03059992
View directory record Official record
Conditions
Invasive Candidiasis, Mucocutaneous Candidiasis, Coccidioidomycosis, Histoplasmosis, Blastomycosis, Chronic Pulmonary Aspergillosis, Allergic Bronchopulmonary Aspergillosis, Invasive Pulmonary Aspergillosis, Recurrent Vulvovaginal Candidiasis, Other Emerging Fungi
Interventions
Ibrexafungerp
Drug
Lead sponsor
Scynexis, Inc.
Industry
Eligibility
18 Years and older
Enrollment
233 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
20
States / cities
Birmingham, Alabama • Sacramento, California • San Francisco, California + 16 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Not applicable Interventional Results available

Phase I/II Safety, Dose Finding & Antiviral Activity of RD-X19 in Mild/Moderate Outpatient COVID-19

NCT04662671
View directory record Official record
Conditions
COVID19
Interventions
RD-X19
Device
Lead sponsor
EmitBio Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Miami, Florida • College Station, Texas
Source: ClinicalTrials.gov public record
Updated Sep 8, 2022 · Synced Oct 16, 2026, 3:24 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Treatment of Pediatric Patients That Lost Sense of Smell Due to COVID-19

NCT04964414
View directory record Official record
Conditions
Dysosmia, Anosmia, Covid19
Interventions
Smell Retraining, Budesonide
Other · Drug
Lead sponsor
Amanda Stapleton
Other
Eligibility
6 Years to 21 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 13, 2024 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of A/H1N1-SOIV (Swine Flu) Vaccine With and Without Adjuvant in Children (3 to < 9 Years)

NCT00972816
View directory record Official record
Conditions
Influenza
Interventions
MF59-eH1N1
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
3 Years to 8 Years
Enrollment
1,357 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
34
States / cities
Downey, California • Madera, California • Paramount, California + 29 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2016 · Synced Oct 16, 2026, 3:24 PM EDT
Completed Phase 2 Interventional Results available

Investigating Otilimab in Patients With Severe Pulmonary COVID-19 Related Disease

NCT04376684
View directory record Official record
Conditions
Severe Acute Respiratory Syndrome
Interventions
Otilimab, Placebo 1, Placebo 2, Standard of care
Biological · Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
1,156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
21
States / cities
Mobile, Alabama • Little Rock, Arkansas • Sacramento, California + 18 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2024 · Synced Oct 16, 2026, 3:24 PM EDT
Recruiting No phase listed Observational

COVID-19 International Drug Pregnancy Registry

NCT05013632
View directory record Official record
Conditions
Covid19
Interventions
Antiviral Agents, Monoclonal antibody
Drug
Lead sponsor
Pregistry
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 26, 2025 · Synced Oct 16, 2026, 3:24 PM EDT