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ClinicalTrials.gov public records Last synced Sep 30, 2026, 5:50 AM EDT

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Showing 25–48 of 68 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Lower Resp Tract Infection Clear all
Completed No phase listed Observational

Study to Evaluate the Human Infection of the Lower Respiratory Tract in Children at High Risk

NCT00192439
View directory record Official record
Conditions
Severe Respiratory Disease
Interventions
High Risk Respiratory Disease
Behavioral
Lead sponsor
MedImmune LLC
Industry
Eligibility
1 Day to 24 Months
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
16
States / cities
Long Beach, California • Denver, Colorado • Chicago, Illinois + 13 more
Source: ClinicalTrials.gov public record
Updated May 7, 2007 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Not applicable Interventional

Comparative Effectiveness of Readmission Reduction Interventions for Individuals with Sepsis or Pneumonia

NCT04829188
View directory record Official record
Conditions
Sepsis, Pneumonia, Lower Resp Tract Infection, Covid19
Interventions
Structured Telephone Support (STS), Low-intensity Remote Patient Monitoring (RPM-Low), High-intensity Remote Patient Monitoring (RPM-High), Standard Response Team, Enhanced Response Team
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
21 Years and older
Enrollment
1,288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 16, 2025 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Not applicable Interventional Results available

Transcutaneous Electrical Nerve Stimulation (TENS) in Patients With Postacute Sequelae of Sars-CoV-2

NCT05200858
View directory record Official record
Conditions
Postacute Sequelae of Sars-CoV-2, Post-Acute COVID-19 Syndrome, Widespread Chronic Pain, Fatigue Syndrome, Chronic, Gait, Unsteady
Interventions
TENS - high-dose, TENS - low-dose
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 16, 2024 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Study of BLB-201 Vaccine in Healthy Young and Older Adults

NCT05281263
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
CPI-RSV-F Vaccine (BLB-201)
Biological
Lead sponsor
Blue Lake Biotechnology Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Cincinnati, Ohio • North Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 21, 2023 · Synced Sep 30, 2026, 5:50 AM EDT
Completed No phase listed Observational

Pharmacokinetics of Understudied Drugs Administered to Children Per Standard of Care

NCT01431326
View directory record Official record
Conditions
Adenovirus, Anesthesia, Anxiety, Anxiolysis, Autism, Autistic Disorder, Bacterial Meningitis, Bacterial Septicemia, Benzodiazepine, Bipolar Disorder, Bone and Joint Infections, Central Nervous System Infections, Convulsions, Cytomegalovirus Retinitis, Early-onset Schizophrenia Spectrum Disorders, Epilepsy, General Anesthesia, Gynecologic Infections, Herpes Simplex Virus, Infantile Hemangioma, Infection, Inflammation, Inflammatory Conditions, Intra-abdominal Infections, Lower Respiratory Tract Infections, Migraines, Pain, Pneumonia, Schizophrenia, Sedation, Seizures, Skeletal Muscle Spasms, Skin and Skin-structure Infections, Treatment-resistant Schizophrenia, Urinary Tract Infections, Withdrawal, Sepsis, Gram-negative Infection, Bradycardia, Cardiac Arrest, Cardiac Arrhythmia, Staphylococcal Infections, Nosocomial Pneumonia, Neuromuscular Blockade, Methicillin Resistant Staphylococcus Aureus, Endocarditis, Neutropenia, Headache, Fibrinolytic Bleeding, Pulmonary Arterial Hypertension, CMV Retinitis, Hypertension, Chronic Kidney Diseases, Hyperaldosteronism, Hypokalemia, Heart Failure, Hemophilia, Heavy Menstrual Bleeding, Insomnia
Interventions
The POPS study is collecting PK data on children prescribed the following drugs of interest per standard of care:
Drug
Lead sponsor
Daniel Benjamin
Other
Eligibility
Up to 21 Years
Enrollment
3,520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
43
States / cities
Anchorage, Alaska • Little Rock, Arkansas • La Jolla, California + 37 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessment of Airway Obstruction in Infants With Lower Respiratory Infections

NCT00435994
View directory record Official record
Conditions
Bronchiolitis, Respiratory Syncytial Virus Infections
Interventions
Inhaled primatene will be given as a breathing treatment, Nasal Washing
Drug · Other
Lead sponsor
Indiana University
Other
Eligibility
2 Months to 2 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2012
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 1, 2016 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Phase 3 Interventional Results available

Safety of AZLI in Children With Cystic Fibrosis (CF) and Chronic Pseudomonas Aeruginosa in the Lower Airways

NCT01404234
View directory record Official record
Conditions
Cystic Fibrosis, Pseudomonas Aeruginosa
Interventions
AZLI
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
Up to 12 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
10
States / cities
Aurora, Colorado • Jacksonville, Florida • Chicago, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated May 29, 2014 · Synced Sep 30, 2026, 5:50 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Cardiac Magnetic Resonance Tissue Characterization in COVID-19 Survivors

NCT05164744
View directory record Official record
Conditions
COVID-19 Pneumonia, COVID-19, COVID-19 Respiratory Infection, COVID-19 Acute Respiratory Distress Syndrome, COVID-19 Lower Respiratory Infection, COVID-19 Acute Bronchitis, Coronavirus Disease 2019
Interventions
Cardiac MRI, Echocardiogram, 6-minute walk test, Questionnaire
Diagnostic Test
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
510 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
3
States / cities
Brooklyn, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Sep 30, 2026, 5:50 AM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study of BLB-201 RSV Vaccine in Infants and Children

NCT05655182
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
PIV5-vectored RSV Vaccine (BLB-201) Low Dose, PIV5-vectored RSV Vaccine (BLB-201) High Dose, Placebo
Biological · Drug
Lead sponsor
Blue Lake Biotechnology Inc.
Industry
Eligibility
6 Months to 5 Years
Enrollment
137 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
18
States / cities
La Mesa, California • Modesto, California • San Diego, California + 14 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Sep 30, 2026, 5:50 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Exhaled Nitric Oxide Levels in Infants and Young Children Infected With RSV or Other Viral Infections

NCT01098227
View directory record Official record
Conditions
Bronchiolitis, Infection, Nitric Oxide
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
Up to 4 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Mar 16, 2020 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Vitamin A and Zinc: Prevention of Pneumonia (VAZPOP) Study

NCT00228254
View directory record Official record
Conditions
Pneumonia, Diarrhea, Acute Upper Respiratory Tract Infections
Interventions
Zinc (12.5 mg/day), vitamin A 10,000 IU per week
Drug
Lead sponsor
Tufts University
Other
Eligibility
6 Months to 36 Months
Enrollment
2,582 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2004
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 28, 2005 · Synced Sep 30, 2026, 5:50 AM EDT
Completed No phase listed Observational

Rapid Diagnostic Supporting Antimicrobial Stewardship in Patients With Pneumonia

NCT05937126
View directory record Official record
Conditions
Lower Respiratory Tract Infections
Interventions
FilmArray Pneumonia Panel, Culture and antimicrobial susceptibility testing
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
1,203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 10, 2023 · Synced Sep 30, 2026, 5:50 AM EDT
Completed No phase listed Observational

Epidemiology Of Respiratory Virus Infections In Children

NCT01167361
View directory record Official record
Conditions
Respiratory Virus Infection
Interventions
Not listed
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 18 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 31, 2012 · Synced Sep 30, 2026, 5:50 AM EDT
Not listed No phase listed Observational

Pathogen Identification in Pediatric Hematopoietic Stem Cell Transplant Patients With Suspected Lower Respiratory Tract Infection

NCT02926612
View directory record Official record
Conditions
Lower Respiratory Tract Infections
Interventions
Next Generation Genomic Sequencing
Other
Lead sponsor
Pediatric Blood and Marrow Transplant Foundation, Inc.
Other
Eligibility
Up to 21 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2016
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2018 · Synced Sep 30, 2026, 5:50 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Grasshopper: a Novel Clinical Dashboard for Radiologists

NCT06785246
View directory record Official record
Conditions
Chest Infection, Pulmonary Edema - Acute
Interventions
Grasshopper dashboard
Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
Not listed
Enrollment
100,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Pleasanton, California
Source: ClinicalTrials.gov public record
Updated Jan 21, 2025 · Synced Sep 30, 2026, 5:50 AM EDT
Recruiting Phase 2 Interventional

PUL-042 Treatment in Patients With Parainfluenza Virus (PIV), Human Metapneumovirus (hMPV) or Respiratory Syncytial Virus (RSV)

NCT06665100
View directory record Official record
Conditions
Hematologic Malignancies, Hematopoietic Stem Cell Transplant (HSCT)
Interventions
PUL-042, Placebo
Drug
Lead sponsor
Pulmotect, Inc.
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
12
States / cities
Duarte, California • Atlanta, Georgia • Baltimore, Maryland + 9 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Phase 2 Interventional Results available

Aztreonam Lysine for Pseudomonas Infection Eradication Study

NCT01375049
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Aztreonam for Inhalation Solution (AZLI)
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
3 Months to 17 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
23
States / cities
Phoenix, Arizona • Jacksonville, Florida • Orlando, Florida + 20 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2014 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Safety of MEDI-534 Vaccine Against Respiratory Syncytial Virus (RSV) and Parainfluenza Virus Type 3 (PIV3) in Healthy Children

NCT00345670
View directory record Official record
Conditions
Healthy
Interventions
MEDI-534
Biological
Lead sponsor
MedImmune LLC
Industry
Eligibility
1 Year to 9 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
12
States / cities
Fountain Valley, California • Shawnee, Kansas • Topeka, Kansas + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2008 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Phase 2 Interventional

A Phase II, Randomized, Double-blind, Placebo-controlled Study to Examine the Effects of DAS181 in Immunocompromised Subjects With Lower Respiratory Tract Parainfluenza Infection on Supplemental Oxygen

NCT01644877
View directory record Official record
Conditions
Parainfluenza
Interventions
DAS181 dry powder, formulation F02, Lactose Placebo
Drug
Lead sponsor
Ansun Biopharma, Inc.
Industry
Eligibility
12 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
45
States / cities
Phoenix, Arizona • Duarte, California • Orange, California + 33 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Phase 2Phase 3 Interventional Results available

A Study to Evaluate the Safety of MEDI8897 for the Prevention of Medically Attended Respiratory Syncytial Virus(RSV) Lower Respiratory Track Infection (LRTI) in High-risk Children

NCT03959488
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
MEDI8897, Palivizumab
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
0 Years to 1 Year
Enrollment
925 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
30
States / cities
Anaheim, California • Long Beach, California • Los Angeles, California + 27 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Not applicable Interventional Results available

Procalcitonin Antibiotic Consensus Trial (ProACT)

NCT02130986
View directory record Official record
Conditions
Lower Respiratory Tract Infection (LRTI)
Interventions
Procalcitonin level, Results of procalcitonin (PCT) level to treating clinician, Provide procalcitonin guideline to treating clinician, Telephone Visit
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
1,664 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
13
States / cities
Birmingham, Alabama • Phoenix, Arizona • Orange, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2019 · Synced Sep 30, 2026, 5:50 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

The Rhinovirus Hospitalization and Investigation of Nasal-airway Omics (RHINO) Study

NCT07342582
View directory record Official record
Conditions
Rhinovirus
Interventions
Nasal Swab Healthy Surveillance, Nasal Swab Sick Samples, Nasal Swab Hospitalized Cohort, Sick Follow-up Survey, Older Cohort Control Group, Procedural Comfort or Care
Diagnostic Test · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
Up to 17 Years
Enrollment
670 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Not applicable Interventional

C-reactive Protein (CRP)-Guided Management Algorithm for Adults With Acute Cough

NCT00221351
View directory record Official record
Conditions
Cough
Interventions
CRP point of care testing
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
2
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated May 23, 2011 · Synced Sep 30, 2026, 5:50 AM EDT
Completed Phase 4 Interventional Results available

Comparing the Effects of Different Doses of Dexamethasone to Treat Inpatient COVID-19

NCT04707534
View directory record Official record
Conditions
Covid19
Interventions
Dexamethasone
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 29, 2024 · Synced Sep 30, 2026, 5:50 AM EDT