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ClinicalTrials.gov public records Last synced Jun 11, 2026, 1:34 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Lung Function Decreased Clear all
Withdrawn Not applicable Interventional

Effectiveness of Jamboxx Respiratory Therapy Device: Study 1

NCT03533400
View directory record Official record
Conditions
Spinal Cord Injuries, Respiratory Complication
Interventions
Jamboxx Respiratory Therapy Device, Jamboxx Musical Device
Device
Lead sponsor
My Music Machines Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2020 · Synced Jun 11, 2026, 1:34 AM EDT
Not yet recruiting Early Phase 1 Interventional Accepts healthy volunteers

Impacts of Opioids on Respiratory Drive During Sleep

NCT06854211
View directory record Official record
Conditions
Opioids, Obstructive Sleep Apnea (OSA)
Interventions
Morphine p.o., Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacodynamic Evaluation of Intramuscular Nalmefene Autoinjector 1.5 mg Compared to Intranasal Narcan 4 mg

NCT06719986
View directory record Official record
Conditions
Opioid Overdose
Interventions
Nalmefene HCl injection, Naloxone HCl intranasal
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 2, 2025 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Not applicable Interventional

Effect of Low Tidal Volume Ventilation in Improving Oxygenation and Thus Reducing Acute Lung Injury in the Cardiac Surgical Patient

NCT00538161
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome
Interventions
Ventilation strategy
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Jun 11, 2026, 1:34 AM EDT
Active, not recruiting Phase 4 Interventional

A Study of a Mean Pulmonary Artery Pressure-Targeted Approach With Early and Rapid Treprostinil Therapy to Reverse Right Ventricular Remodeling in Participants With Pulmonary Arterial Hypertension

NCT05203510
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Parenteral Treprostinil, Oral Treprostinil
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
28
States / cities
Phoenix, Arizona • Fresno, California • Los Angeles, California + 23 more
Source: ClinicalTrials.gov public record
Updated Dec 8, 2025 · Synced Jun 11, 2026, 1:34 AM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Phase Resolved Functional Lung MRI and Oscillometry for the Observation of Healthy Lung Function

NCT07614685
View directory record Official record
Conditions
Breathing, Lung Function Decreased, MRI Imaging, Healthy
Interventions
Airway Oscillometer, Phase Resolved Functional Lung MRI
Device · Diagnostic Test
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Dexmedetomidine for the Control of Post-Operative Pain in Thoracotomy Patients

NCT00345384
View directory record Official record
Conditions
Post-operative Pain, Respiratory Depression
Interventions
Dexmedetomidine, Placebo (Normal Saline)
Drug · Other
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years to 85 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 7, 2016 · Synced Jun 11, 2026, 1:34 AM EDT
Completed No phase listed Observational

Detection of Postoperative Respiratory Depression in High Risk Patients Utilizing Minute Ventilation Monitoring

NCT04017702
View directory record Official record
Conditions
Respiratory Depression
Interventions
Expiron respirator
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 80 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 31, 2022 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Not applicable Interventional Results available

Pulmonx Endobronchial Valves Used in Treatment of Emphysema (LIBERATE Study)

NCT01796392
View directory record Official record
Conditions
Emphysema
Interventions
EBV, Optimal Medical Management
Device · Other
Lead sponsor
Pulmonx Corporation
Industry
Eligibility
40 Years to 75 Years
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
17
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 14 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2023 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Not applicable Interventional

Evaluation of the Spiration® Valve System for Emphysema to Improve Lung Function

NCT01812447
View directory record Official record
Conditions
Emphysema
Interventions
Spiration Valve System, Medical Management
Device · Other
Lead sponsor
Olympus Corporation of the Americas
Industry
Eligibility
40 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
32
States / cities
Fort Smith, Arkansas • Riverside, California • San Diego, California + 28 more
Source: ClinicalTrials.gov public record
Updated May 30, 2024 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Phase 1Phase 2 Interventional

Testing of the Apnea Prevention Device

NCT00875134
View directory record Official record
Conditions
Respiratory Depression, Elective Surgery
Interventions
Verbal prompt, Skin Stimulus
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 17, 2019 · Synced Jun 11, 2026, 1:34 AM EDT
Terminated Not applicable Interventional

Asthma (and Dietary) Inflammation Reduction

NCT01996891
View directory record Official record
Conditions
Asthma
Interventions
Anti-Inflammatory Diet
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
10 Years to 21 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 3, 2016 · Synced Jun 11, 2026, 1:34 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

ENA-001 for Opioid Induced Respiratory Depression

NCT06967259
View directory record Official record
Conditions
Respiratory Depression
Interventions
ENA-001, Placebo Comparator
Drug
Lead sponsor
Enalare Therapeutics Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
3
States / cities
Miami, Florida • Overland Park, Kansas • Eatontown, New Jersey
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Phase 4 Interventional Results available

Sugammadex vs Placebo to Prevent Residual Neuromuscular Block

NCT02728726
View directory record Official record
Conditions
General Surgery
Interventions
Sugammadex, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 100 Years
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
2
States / cities
Jacksonville, Florida • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 13, 2022 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Not applicable Interventional

Recovery of Ventilation After Anesthesia for Laparoscopic Nephrectomy

NCT04723433
View directory record Official record
Conditions
Ventilatory Depression, Postoperative Respiratory Complication
Interventions
Oxygen gas -Conservative, Oxygen gas -Liberal
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Sep 13, 2021 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Not applicable Interventional Results available

The Effects of Ketamine on Respiratory Stimulation and Transpulmonary Pressures

NCT01969227
View directory record Official record
Conditions
Mechanical Ventilation, Airway Patency, Respiratory Depression
Interventions
Subanesthetic ketamine
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Jun 11, 2026, 1:34 AM EDT
Completed No phase listed Observational

Patient Controlled Analgesia Pharmacogenetic Study

NCT01731873
View directory record Official record
Conditions
Pain
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Up to 18 Years
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 2, 2020 · Synced Jun 11, 2026, 1:34 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Pupillometry in Identifying Risk of Postoperative Opioid-induced Respiratory Depression in Children Undergoing Tonsillectomy

NCT07573150
View directory record Official record
Conditions
Opioid-Induced Respiratory Depression, Postoperative Complications (Cardiopulmonary), Respiratory Complications Due to Anesthesia
Interventions
Infrared Pupillometry
Device
Lead sponsor
NeurOptics Inc
Industry
Eligibility
3 Years to 17 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
San Francisco, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Phase 4 Interventional

Oliceridine in Patients With Acute Burn Injuries

NCT05465226
View directory record Official record
Conditions
Acute Pain, Burns, Adverse Drug Event, Respiratory Depression, Nausea and Vomiting, Postoperative
Interventions
Oliceridine, Historical opioid use
Drug
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 25, 2023 · Synced Jun 11, 2026, 1:34 AM EDT
Completed No phase listed Observational

Evaluating the Use of a Device Called Impulse Oscillometry in Participants With Vocal Cord Disorders or Asthma

NCT05246930
View directory record Official record
Conditions
Breathing, Mouth, Lung Function Decreased, Vocal Cord Dysfunction, Laryngeal Obstruction, Asthma
Interventions
Impulse Oscillometer
Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
43 participants
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 17, 2024 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effect of Selective Serotonin Reuptake Inhibitors (SSRIs) and an Opioid on Ventilation

NCT05470465
View directory record Official record
Conditions
Hypercapnia, Ventilatory Depression
Interventions
Placebo and Oxycodone, Paroxetine and Oxycodone, Escitalopram and Oxycodone
Drug
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 50 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 21, 2025 · Synced Jun 11, 2026, 1:34 AM EDT
Completed No phase listed Observational

Multicenter Perioperative Opioid Pharmacogenetic Study

NCT01495611
View directory record Official record
Conditions
Pain
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
6 Years to 17 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
15
States / cities
Los Angeles, California • Palo Alto, California • Denver, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Jan 30, 2017 · Synced Jun 11, 2026, 1:34 AM EDT
Terminated No phase listed Observational

Recovery of Ventilation After General Anesthesia in Morbidly Obese Patients

NCT03925610
View directory record Official record
Conditions
Morbid Obesity, Opioid-Related Disorders, Surgery--Complications, Sleep Apnea Syndromes
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 21, 2021 · Synced Jun 11, 2026, 1:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Clinical Study to Investigate the Effect of the Combination of Psychotropic Drugs and an Opioid on Ventilation

NCT04310579
View directory record Official record
Conditions
Hypercapnia, Ventilatory Depression
Interventions
Oxycodone and Midazolam, Oxycodone, Paroxetine, and Quetiapine
Drug
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 50 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced Jun 11, 2026, 1:34 AM EDT