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Showing 1–24 of 32 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Breathing Patterns Clear all
Not listed Not applicable Interventional Accepts healthy volunteers

To Determine the Best Feeding Practice in Preterm Infants on Non-invasive Ventilation.

NCT05824377
View directory record Official record
Conditions
Prematurity; Extreme, Feeding Patterns, Ventilator Lung; Newborn
Interventions
Continuous Feeds, Intermittent Bolus Feeds
Other
Lead sponsor
Rajeev Kumar
Government
Eligibility
Not listed
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 30, 2023 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Not applicable Interventional

Nocturnal Hypertension and Non-Dipping Blood Pressure

NCT03128177
View directory record Official record
Conditions
Hypertension, Obstructive Sleep Apnea
Interventions
Dietary sodium
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
48 Years to 65 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 10, 2020 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Not applicable Interventional

Evaluation of Breathing Pattern and Dyspnea in Subjects With Tetraplegia

NCT00904436
View directory record Official record
Conditions
Dyspnea, Tetraplegia
Interventions
ipratropium (Atrovent)
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2001
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 18, 2009 · Synced Jul 23, 2026, 11:06 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Induced Changes in Ventilatory Responsiveness and Altitude Exposure

NCT01241513
View directory record Official record
Conditions
Effects of High Altitude, Hypoxia, Inadequate or Impaired Breathing Pattern or Ventilation, Abnormal Blood Oxygen Pressure
Interventions
NAC, Placebo
Drug
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 39 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Natick, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 29, 2020 · Synced Jul 23, 2026, 11:06 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Training Strategies to Maintain Performance

NCT07128511
View directory record Official record
Conditions
Shortness of Breath, Shortness of Breath/Dyspnea, Respiratory Distress
Interventions
Multiple Inhalation Breathing Pattern, Tactical Breathing Technique
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 45 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 18, 2025 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Not applicable Interventional

Sense2Stop:Mobile Sensor Data to Knowledge

NCT03184389
View directory record Official record
Conditions
Stress, Smoking Cessation, Overeating
Interventions
Prompt to use smartphone apps for stress management
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 3, 2019 · Synced Jul 23, 2026, 11:06 PM EDT
Completed No phase listed Observational

Substantial Equivalence Study for Kai Sensors RSpot Non-Contact Respiratory Rate Spot Check

NCT00827905
View directory record Official record
Conditions
Respiration
Interventions
RSpot Non-Contact Respiratory Rate Spot Check
Device
Lead sponsor
Kai Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Aug 5, 2010 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Not applicable Interventional Results available

Mindfulness Mediation Intervention in Chronic Obstructive Pulmonary Disease (COPD)

NCT01577329
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Mindfulness meditation
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
40 Years to 99 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 1, 2017 · Synced Jul 23, 2026, 11:06 PM EDT
Completed No phase listed Observational

Studying Fetal Breathing Patterns

NCT00066976
View directory record Official record
Conditions
Pregnancy
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
2
States / cities
San Diego, California • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effects of Naltrexone on Nocturnal Breathing Patterns at Altitude

NCT05037032
View directory record Official record
Conditions
Altitude, Sleep Apnea, Central
Interventions
Naltrexone Pill, Placebo
Drug
Lead sponsor
VA Loma Linda Health Care System
Federal
Eligibility
18 Years to 35 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Apr 25, 2023 · Synced Jul 23, 2026, 11:06 PM EDT
Withdrawn Not applicable Interventional

RESPECT Heart Failure- RESpiratory Pattern Evaluation in Clinical Trials for HF

NCT04757246
View directory record Official record
Conditions
Heart Failure
Interventions
MouthLab Device
Other
Lead sponsor
WakeMed Health and Hospitals
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 23, 2022 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Not applicable Interventional

Pilot Study of Physiological Effect of High-Flow Nasal Cannula on Respiratory Pattern and Work of Breathing

NCT02514798
View directory record Official record
Conditions
COPD
Interventions
Esophageal and gastric balloons, Respiratory Inductance Plethysmography (RIP) system, Sentec transcutaneous monitoring system, High-flow humidified nasal oxygen delivery system, CPAP (Positive Control)
Other · Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 9, 2022 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Investigation of Efficiency of Breathing With Different Breathing Patterns

NCT00784004
View directory record Official record
Conditions
Respiratory Physiology, Respiratory Insufficiency, Breathing Patterns
Interventions
Breathing Patterns
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2014 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Not applicable Interventional

Tolerance and Acute Effects of a New HFNT Nasal Cannula

NCT05182294
View directory record Official record
Conditions
COPD Exacerbation Acute
Interventions
AIRVO 2, the new asymmetric nasal cannula
Device
Lead sponsor
Temple University
Other
Eligibility
40 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 5, 2023 · Synced Jul 23, 2026, 11:06 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

An Observational Study of Post-cesarean Delivery Respiratory Patterns Using a Non-invasive Minute Ventilation Monitor (Exspiron ™ System)

NCT02903173
View directory record Official record
Conditions
Pregnancy, Analgesia, Respiratory Depression, Obstructive Sleep Apnea, Postpartum
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years and older · Female only
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 23, 2019 · Synced Jul 23, 2026, 11:06 PM EDT
Not yet recruiting No phase listed Observational

Brain Blood Flow and Cerebral Autoregulation Monitoring in Critically Ill Children

NCT07613918
View directory record Official record
Conditions
Critical Illness, Pediatric Critical Illness, Respiratory Failure, Traumatic Brain Injury, Cardiac Arrest
Interventions
Transcranial Doppler
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
1 Day to 17 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Jul 23, 2026, 11:06 PM EDT
Completed No phase listed Observational Results available

A Multi-Center Study to Assess the Performance of Saturation Patterns.

NCT00775346
View directory record Official record
Conditions
Sleep-Disordered Breathing, Obstructive Sleep Apnea, Sleep Apnea, Central Sleep Apnea
Interventions
Not listed
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
3
States / cities
Broomfield, Colorado • Maplewood, Missouri • West Seneca, New York
Source: ClinicalTrials.gov public record
Updated Aug 6, 2014 · Synced Jul 23, 2026, 11:06 PM EDT
Terminated Not applicable Interventional

DAMP-Mediated Innate Immune Failure and Pneumonia After Trauma - the Harvard-Longwood (HALO) Campus Area Consortium

NCT03993002
View directory record Official record
Conditions
Respiratory Failure
Interventions
Normoxia with Normocarbia, Normoxia with Hypercarbia, Hyperoxia with Normocarbia, Hyperoxia with Hypercarbia
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 17, 2022 · Synced Jul 23, 2026, 11:06 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Respiratory Rate Accuracy - Healthy Adults

NCT03223870
View directory record Official record
Conditions
Normal Respiration Patterns
Interventions
Diagnostic
Diagnostic Test
Lead sponsor
Nonin Medical, Inc
Industry
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Plymouth, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 1, 2017 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Aerosol Box Use on Healthcare Provider Contamination

NCT04880668
View directory record Official record
Conditions
Coronavirus, Covid19, COVID-19 Acute Respiratory Distress Syndrome
Interventions
Aerosol Box (Splashguard)
Device
Lead sponsor
KidSIM Simulation Program
Network
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 31, 2022 · Synced Jul 23, 2026, 11:06 PM EDT
Terminated Not applicable Interventional

Variable Ventilation During Acute Respiratory Failure

NCT01083277
View directory record Official record
Conditions
Acute Respiratory Failure
Interventions
variable ventilation, Conventional ventilation
Device · Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 10, 2017 · Synced Jul 23, 2026, 11:06 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Salt Study: Inhibited Breathing Pattern and Sodium Inhibitors in Sodium Sensitivity of Blood Pressure

NCT00800228
View directory record Official record
Conditions
Hypertension
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
40 Years to 70 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 1, 2008 · Synced Jul 23, 2026, 11:06 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Breathing Patterns on Post-prandial Vascular Function

NCT04864184
View directory record Official record
Conditions
Healthy
Interventions
Normal physiologic rate breathing, Slow breathing
Behavioral
Lead sponsor
Texas State University
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Marcos, Texas
Source: ClinicalTrials.gov public record
Updated Nov 8, 2021 · Synced Jul 23, 2026, 11:06 PM EDT
Terminated Not applicable Interventional Results available

OSA Screen Negative With Spinal Duramorph

NCT03151226
View directory record Official record
Conditions
Respiratory Depression
Interventions
Capnography monitoring
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 6, 2018 · Synced Jul 23, 2026, 11:06 PM EDT