Search | Clinical Trials Finder

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Nov 15, 2026, 8:08 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 289–312 of 319 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Respiratory Illness Clear all

Conditions: Long COVID, Chronic Fatigue Syndrome
Interventions: Transcutaneous vagus nerve stimulator; Device
Lead sponsor: Icahn School of Medicine at Mount Sinai; Other
Eligibility: 21 Years to 70 Years
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2027
U.S. locations: 1
States / cities: New York, New York

Conditions: Hypertension, Pulmonary, Altitude Sickness
Interventions: Riociguat; Drug
Lead sponsor: Richard Moon; Other
Eligibility: 18 Years to 40 Years
Enrollment: 28 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2015
U.S. locations: 1
States / cities: Durham, North Carolina

Conditions: Sepsis
Interventions: Bilateral phrenic nerve stimulation and measurement of transdiaphragmatic pressure, Midazolam, Volitional Measurement of Maximal Inspiratory Pressure (MIP), Inspiratory Muscle Strength Training (IMST), SHAM Inspiratory Muscle Strength Training (IMST), Diaphragm thickness measurement, Blood and Urine samples; Procedure · Drug · Device + 1 more
Lead sponsor: University of Florida; Other
Eligibility: 18 Years and older
Enrollment: 1 participant
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015
U.S. locations: 1
States / cities: Gainesville, Florida

Conditions: Covid-19, Critical Illness, Post Intensive Care Unit Syndrome, Muscle Weakness
Interventions: ICU Recovery + Physical Therapy; Other
Lead sponsor: University of Kentucky; Other
Eligibility: 18 Years and older
Enrollment: 32 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2021
U.S. locations: 1
States / cities: Lexington, Kentucky

Conditions: Ventilator Associated Pneumonia, Critically Ill
Interventions: ETT cleaning maneuver; Device
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 18 Years and older
Enrollment: 40 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2015
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Colon Cancer, Lung Cancer, Tobacco Use Cessation, Obesity, Pneumonia, Bacterial, Shingles, Hepatitis C
Interventions: Epic Healthy Planet Population Health Module; Other
Lead sponsor: University of California, Davis; Other
Eligibility: 50 Years to 80 Years
Enrollment: 20,000 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2022
U.S. locations: 1
States / cities: Sacramento, California

Conditions: Acute Mountain Sickness (AMS)
Interventions: T89 capsule, Placebo capsule; Drug
Lead sponsor: Tasly Pharmaceuticals, Inc.; Industry
Eligibility: 18 Years to 55 Years
Enrollment: 132 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2019
U.S. locations: 1
States / cities: San Francisco, California

Conditions: Coronavirus
Interventions: observational; Other
Lead sponsor: Mayo Clinic; Other
Eligibility: Not listed
Enrollment: 100,000 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2025
U.S. locations: 4
States / cities: Scottsdale, Arizona • Jacksonville, Florida • Chicago, Illinois + 1 more

Conditions: Covid19
Interventions: COVID-19 vaccine; Biological
Lead sponsor: Corewell Health East; Other
Eligibility: 18 Years and older
Enrollment: 11,834 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021
U.S. locations: 1
States / cities: Royal Oak, Michigan

Conditions: High Altitude
Interventions: Ibuprofen, Sugar pill; Drug
Lead sponsor: University of California, San Francisco; Other
Eligibility: 18 Years to 65 Years
Enrollment: 20 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2017
U.S. locations: 2
States / cities: Bishop, California • San Francisco, California

Conditions: Respiratory Failure
Interventions: early PT OT; Other
Lead sponsor: University of Chicago; Other
Eligibility: 18 Years and older
Enrollment: 200 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2022
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Acute Respiratory Failure
Interventions: intensive physical therapy, control group; Procedure
Lead sponsor: University of Colorado, Denver; Other
Eligibility: 18 Years and older
Enrollment: 120 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2015
U.S. locations: 5
States / cities: Aurora, Colorado • Denver, Colorado • Englewood, Colorado + 1 more

Conditions: Acute Mountain Sickness
Interventions: Acetazolamide; Drug
Lead sponsor: Stanford University; Other
Eligibility: 18 Years to 75 Years
Enrollment: 105 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018
U.S. locations: 1
States / cities: Stanford, California

Conditions: Hypothermia, Hypoxia, Mountain Sickness
Interventions: Prospective; Other
Lead sponsor: University of Maryland, Baltimore; Other
Eligibility: 18 Years to 88 Years
Enrollment: 50 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2023 – 2027
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Advanced Cancer
Interventions: Brief FOCUS Program, Extensive FOCUS Program; Behavioral
Lead sponsor: University of Michigan; Other
Eligibility: 18 Years and older
Enrollment: 484 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2010
U.S. locations: 5
States / cities: Ann Arbor, Michigan • Detroit, Michigan • Southfield, Michigan

Conditions: Heart Failure, Pulmonary Disease, Cancer
Interventions: Preparation and life completion, Attention Control; Other
Lead sponsor: VA Office of Research and Development; Federal
Eligibility: 18 Years to 99 Years
Enrollment: 286 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2016
U.S. locations: 1
States / cities: Durham, North Carolina

Conditions: Respiratory Syncytial Virus
Interventions: MEDI7510, IIV, Placebo; Biological · Other
Lead sponsor: MedImmune LLC; Industry
Eligibility: 60 Years to 99 Years
Enrollment: 1,900 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2016
U.S. locations: 30
States / cities: Sacramento, California • San Francisco, California • Aurora, Colorado + 27 more

Conditions: Autoimmune Diseases, Cardiovascular Disorders, Diabetes Complications, Integumentary Disease, Musculoskeletal Disorders, Neurodegenerative Disorders, Neurologic Disorders, Pulmonary Disorders, Sexual Dysfunction, Urologic Disorders, Viral Illness
Interventions: PrimePro™/ PrimeMSK™; Biological
Lead sponsor: Thomas Advanced Medical LLC; Industry
Eligibility: 18 Years and older
Enrollment: 5,000 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2030
U.S. locations: 1
States / cities: Culver City, California

Conditions: Respiratory Viral Infection, Antiviral Treatment, COVID-19
Interventions: Mitoquinone/mitoquinol mesylate; Drug
Lead sponsor: University of California, Los Angeles; Other
Eligibility: 18 Years to 65 Years
Enrollment: 80 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2023
U.S. locations: 1
States / cities: Dallas, Texas

Conditions: Heart Arrest, Out-Of-Hospital, Wounds and Injuries, Respiratory Insufficiency in Children, Child, Only, Critical Illness
Interventions: BVM, SGA, ETI; Device
Lead sponsor: Ohio State University; Other
Eligibility: 24 Hours to 17 Years
Enrollment: 3,000 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2029
U.S. locations: 10
States / cities: Tucson, Arizona • Los Angeles, California • Sacramento, California + 7 more

Conditions: Virus, Asthma
Interventions: Not listed
Lead sponsor: University of Wisconsin, Madison; Other
Eligibility: 4 Years to 12 Years
Enrollment: 290 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2023 – 2025
U.S. locations: 1
States / cities: Madison, Wisconsin

Conditions: Respiratory Syncytial Virus Infections
Interventions: Not listed
Lead sponsor: West Penn Allegheny Health System; Other
Eligibility: 65 Years and older
Enrollment: 300 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2009
U.S. locations: 1
States / cities: Pittsburgh, Pennsylvania

Conditions: Influenza, Influenza-like Illness, Influenza, Human
Interventions: Influenza; Biological
Lead sponsor: Insight Therapeutics, LLC; Other
Eligibility: 65 Years and older
Enrollment: 598 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2023
U.S. locations: 1
States / cities: Norfolk, Virginia

Conditions: Acute Mountain Sickness
Interventions: Erythropoietin, Iron sucrose (Venofer), Sterile Sodium Chloride; Drug
Lead sponsor: University of Oregon; Other
Eligibility: 18 Years to 40 Years
Enrollment: 121 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2023
U.S. locations: 2
States / cities: Leadville, Colorado • Eugene, Oregon

Search by objective public record fields.

tVNS in Long COVID-19

Efficacy Study of Riociguat and Its Effects on Exercise Performance and Pulmonary Artery Pressure at High Altitude

Project 4A: Inspiratory Muscle Training and Diaphragm Strength

Optimizing Outcomes With Physical Therapy Treatment for IndividuALs Surviving an ICU Admission for Covid-19

Efficacy Study on Silver-coated ETT Cleaned With a Novel Device

Enhancing Electronic Health Systems to Decrease the Burden of Colon Cancer, Lung Cancer, Obesity, Vaccine-Preventable Illness, and LivER Cancer

Safety and Efficacy of T89 in Prevention and Treatment of Adults With Acute Mountain Sickness (AMS)

Viral Infection and Respiratory Illness Universal Study[VIRUS]: COVID-19 Registry

The Impact of Vaccination on Severity of Illness in COVID-19

Effects of Non-steroidal Anti-inflammatory Drugs (NSAIDS) on Acclimatization to High Altitude

Early Mobilization in the ICU

Treatment of Critical Illness Polyneuromyopathy

Sickness Evaluation at Altitude With Acetazolamide at Relative Dosages

Pharmacologic Induction of Tolerance for Hypoxia & Hypothermia

Outcomes of Triaged Family Care in Advanced Cancer

Caregiver Outlook: An Intervention to Improve Caregiving in Serious Illness

A Study to Evaluate the Efficacy of MEDI7510 in Older Adults

Mesenchymal Stem Cells for the Treatment of Various Chronic and Acute Conditions

An Open Label Study in Adults to Test the Efficacy of Mitoquinone/Mitoquinol Mesylate to Prevent Severe Viral Illness

Pediatric Prehospital Airway Resuscitation Trial

Microbes and Respiratory Illnesses

Association Between Cytokines and Severity of Respiratory Syncytial Virus (RSV)-Induced Illness in the Elderly

Adjuvanted Influenza Vaccination Year 2 Follow-On Survey

Colorado-Oregon Altitude Study