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ClinicalTrials.gov public records Last synced Oct 23, 2026, 8:22 AM EDT

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Showing 1–24 of 72 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Ventilatory Depression Clear all
Not yet recruiting Not applicable Interventional

Clinical Evaluation of an Alarm Activated Detection System to Enable Early Intervention of Emerging Respiratory Decline With the Linshom Medical Continuous Predictive Respiratory Sensor (CPRS)

NCT07793981
View directory record Official record
Conditions
Post Surgical Respiratory Failure, Respiratory Complication, Opioid Induced Respiratory Depression, Respiratory Arrest
Interventions
Linshom Continuous Predictive Respiratory Monitoring
Device
Lead sponsor
Linshom Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
394 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Baltimore, Maryland • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Oct 23, 2026, 8:22 AM EDT
Not listed No phase listed Observational

Advanced Prediction of Respiratory Depression Episode With the Linshom Continuous Predictive Respiratory Sensor

NCT05804175
View directory record Official record
Conditions
Post Surgical Respiratory Failure, Respiratory Complication
Interventions
Linshom Continuous Predictive Respiratory Monitoring
Device
Lead sponsor
Linshom Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Ellicott City, Maryland • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 1, 2024 · Synced Oct 23, 2026, 8:22 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 18, 2024 · Synced Oct 23, 2026, 8:22 AM EDT
Recruiting No phase listed Observational

Cardiopulmonary Exercise Testing and Oscillometry for the Evaluation of Dyspnea

NCT06554353
View directory record Official record
Conditions
Breathing, Mouth, Lung Function Decreased, Dyspnea, Shortness of Breath
Interventions
Oscillometer
Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
50 participants
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 23, 2026, 8:22 AM EDT
Completed No phase listed Observational

Respiratory Control and Narcotic Effects

NCT04047550
View directory record Official record
Conditions
Ventilatory Depression, Opioid Intoxication, Opioid Toxicity
Interventions
Ventilatory chemosensitivity
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 27, 2020 · Synced Oct 23, 2026, 8:22 AM EDT
Recruiting Not applicable Interventional

The Effect of Hyperoxia on Ventilation During Recovery From General Anesthesia

NCT05379673
View directory record Official record
Conditions
Ventilatory Depression, Postoperative Respiratory Failure
Interventions
Oxygen Gas for Inhalation
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 23, 2026, 8:22 AM EDT
Recruiting No phase listed Observational

Body Composition Related Evaluation of Airway Tone and Hyper-rEactivity Using Oscillometry

NCT07356310
View directory record Official record
Conditions
Breathing, Lung Function Decreased, Asthma (Diagnosis), Obesity
Interventions
Oscillometer
Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 23, 2026, 8:22 AM EDT
Withdrawn Not applicable Interventional

The Effectiveness of the Jamboxx Respiratory Therapy Device: Study 2

NCT03522480
View directory record Official record
Conditions
Cystic Fibrosis in Children
Interventions
Jamboxx Respiratory Therapy Device, Autogenic Draining Training
Device · Other
Lead sponsor
My Music Machines Inc.
Industry
Eligibility
5 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Sep 2, 2020 · Synced Oct 23, 2026, 8:22 AM EDT
Completed No phase listed Observational

Determination of the Clinical Impact of Continuous Surveillance Monitoring (SM) and Utility of IPI.

NCT03050983
View directory record Official record
Conditions
Respiratory Depression, Respiratory Insufficiency
Interventions
IPI
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years and older
Enrollment
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 30, 2020 · Synced Oct 23, 2026, 8:22 AM EDT
Completed Not applicable Interventional

Hyperoxia on Ventilation During Recovery From General Anesthesia

NCT05922020
View directory record Official record
Conditions
Ventilatory Depression, Postoperative Respiratory Failure
Interventions
Oxygen gas
Other
Lead sponsor
Stanford University
Other
Eligibility
20 Years to 90 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 13, 2024 · Synced Oct 23, 2026, 8:22 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Precision Medicine in Anesthesia: Genetic Component in Opioid-induced Respiratory Depression

NCT03441282
View directory record Official record
Conditions
Respiratory Depression
Interventions
Fentanyl
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 80 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 25, 2025 · Synced Oct 23, 2026, 8:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Application of Capnography Monitoring on the General Care Nursing Unit

NCT00457080
View directory record Official record
Conditions
Postoperative Complications
Interventions
Alaris ETCO2 monitor - cont. resp. rate, & apnea events
Device
Lead sponsor
Texas Health Resources
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 9, 2008 · Synced Oct 23, 2026, 8:22 AM EDT
Completed No phase listed Observational Results available

Effect of Opioids on Ventilation in Children With Obstructive Sleep Apnea

NCT03938259
View directory record Official record
Conditions
Respiratory Depression, Obstructive Sleep Apnea
Interventions
Fentanyl
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
2 Years to 8 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 26, 2024 · Synced Oct 23, 2026, 8:22 AM EDT
Not listed No phase listed Observational

Incidence OIRD Medical and Trauma Patients

NCT03948880
View directory record Official record
Conditions
Respiratory Depression, Sedation
Interventions
Not listed
Lead sponsor
Community Health System
Other
Eligibility
18 Years to 89 Years
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2019 · Synced Oct 23, 2026, 8:22 AM EDT
Completed No phase listed Observational

Pharmacogenetic Morphine Spine Study

NCT01839461
View directory record Official record
Conditions
Pain
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
10 Years to 18 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 7, 2019 · Synced Oct 23, 2026, 8:22 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 14, 2021 · Synced Oct 23, 2026, 8:22 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Development of an Algorithm That Predicts Hypoventilation Due to an Opioid Overdose

NCT03845699
View directory record Official record
Conditions
Drug Overdose, Opioid-Related Disorders
Interventions
Diagnostic algorithms that detects/predicts hypoventilation
Device
Lead sponsor
RTM Vital Signs, LLC
Industry
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Oct 23, 2026, 8:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Timing of Opioid Administration and Postoperative Respiratory Depression.

NCT07227389
View directory record Official record
Conditions
Respiratory Complications, Opioid Induced Respiratory Depression, Postoperative Respiratory Complications
Interventions
Respiratory volume monitoring
Diagnostic Test
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 85 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 23, 2026, 8:22 AM EDT
Completed Phase 4 Interventional Results available

Alternative Sedation During Bronchoscopy

NCT01158820
View directory record Official record
Conditions
Sedation
Interventions
Dexmedetomidine load, Ketamine load, Midazolam load, Fentanyl load, Dexmedetomidine maintenance, Ketamine maintenance, Midazolam demand, Fentanyl demand, Benadryl demand
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 90 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 26, 2019 · Synced Oct 23, 2026, 8:22 AM EDT
Enrolling by invitation Not applicable Interventional

Respiratory Monitoring System That Detects & Predicts OIRD

NCT07217197
View directory record Official record
Conditions
Respiration Disorders
Interventions
Study to evaluate a Respiratory Monitoring System (RMS) with a Tracheal Sound Sensor (TSS) for detecting and predicting opioid induced respiratory Depression (OIRD).
Device
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Oct 23, 2026, 8:22 AM EDT
Terminated Phase 2 Interventional Results available

Inhaled Corticosteroids Versus Observation for Patients With Decreased Lung Function Status

NCT00656916
View directory record Official record
Conditions
Bronchiolitis
Interventions
Fluticasone Propionate
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 23, 2012 · Synced Oct 23, 2026, 8:22 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 29, 2026 · Synced Oct 23, 2026, 8:22 AM EDT
Terminated Not applicable Interventional Results available

Assessment of a Oral Endotracheal Tube Fastener on Patients Intubated With Oral Endotracheal Tubes

NCT02760927
View directory record Official record
Conditions
Respiratory Depression, Respiratory Failure, Ventilatory Depression
Interventions
Endotracheal Tube Fastener
Device
Lead sponsor
Hollister Incorporated
Industry
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
3
States / cities
Gresham, Oregon • Portland, Oregon • Vancouver, Washington
Source: ClinicalTrials.gov public record
Updated Sep 6, 2018 · Synced Oct 23, 2026, 8:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cardiopulmonary Responses to Exposure to Ozone and Diesel Exhaust

NCT01874834
View directory record Official record
Conditions
Respiratory Depression, Blood Pressure
Interventions
ozone
Other
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
18 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2013 · Synced Oct 23, 2026, 8:22 AM EDT