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ClinicalTrials.gov public records Last synced Sep 10, 2026, 10:23 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Face Masks Clear all
Completed Not applicable Interventional Accepts healthy volunteers

mHealth to Enhance & Sustain Drug Use Reduction of the QUIT BI in Primary Care

NCT04935606
View directory record Official record
Conditions
Drug Use
Interventions
Usual Care, QUIT Intervention (doctor brief advice, video doctor, health coaching sessions at 2- and 6-weeks), QUIT-Mobile (QUIT Intervention plus weekly mobile-web app or text message weekly self-monitoring, automated feedback over 12 months)
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
457 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
5
States / cities
Long Beach, California • Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Reducing Delirium in the Surgical Intensive Care Unit

NCT02856737
View directory record Official record
Conditions
Delirium
Interventions
eye masks and earplugs
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 10, 2017 · Synced Sep 10, 2026, 10:23 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Airway Management Skills Amongst Anesthesia Providers

NCT05055401
View directory record Official record
Conditions
Airway Management
Interventions
Direct Laryngoscopy, Laryngeal Mask Airways, Video Laryngoscopy
Procedure
Lead sponsor
Prisma Health-Upstate
Other
Eligibility
Not listed
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessment of N-95 Facemask for Use in COVID-19 Pandemic in Case of Shortage of Personal Protective Equipment

NCT04416919
View directory record Official record
Conditions
Coronavirus Infection, Disease Prevention
Interventions
Assembled mask
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Sep 10, 2026, 10:23 AM EDT
Completed No phase listed Observational

CTTI Risk Factors for HABP/VABP Study

NCT02689531
View directory record Official record
Conditions
Pneumonia, Ventilator-Associated, Pneumonia, Bacterial, Pneumonia, Hospital-Acquired
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
Not listed
Enrollment
7,530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
15
States / cities
Birmingham, Alabama • Los Angeles, California • Chicago, Illinois + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2023 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessment of Cloth Face Coverings as Source Control Under Laboratory and Simulated Field Conditions

NCT05216939
View directory record Official record
Conditions
Masks
Interventions
Flannel mask with ear loops, Flannel mask with ties, Twill mask with ear loops, Twill mask with ties
Other
Lead sponsor
Emory University
Other
Eligibility
6 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 16, 2022 · Synced Sep 10, 2026, 10:23 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Comparison of Pharyngeal Oxygen Delivery by Different Oxygen Masks

NCT02523586
View directory record Official record
Conditions
Hypoxemia, Trauma, Acute Myocardial Infarction
Interventions
Oxygen administration
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 70 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 31, 2018 · Synced Sep 10, 2026, 10:23 AM EDT
Terminated No phase listed Observational

Comparison of Bispectral Index Values in Patients With and Without Down's Syndrome

NCT02288702
View directory record Official record
Conditions
Down Syndrome
Interventions
monitoring BIS in both groups
Device
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
2 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 22, 2023 · Synced Sep 10, 2026, 10:23 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Very Brief Exposure: Development of a Novel Exposure Modality for Social Anxiety Disorder in Transition-Age Youth

NCT06526260
View directory record Official record
Conditions
Social Anxiety Disorder
Interventions
Very Brief Exposure to Facial Expressions
Behavioral
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
16 Years to 22 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Withdrawn Not applicable Interventional

A Novel Unidirectional Face Mask During NPPV in COPD Patients

NCT00972868
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
A unidirectional face mask (Modified 'Respironics PerformaTrak' Mask)
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 15, 2017 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a N95 Respirator vs Cloth Mask on Exercise Capacity During Treadmill Exercise.

NCT04415879
View directory record Official record
Conditions
COVID-19
Interventions
N-95 Respirator, Cloth Face Mask
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced Sep 10, 2026, 10:23 AM EDT
Terminated Phase 3 Interventional Results available

A Study to Evaluate the Effectiveness and Safety of CG5503 (Tapentadol) in the Treatment of Chronic Tumor Related Pain Compared With Placebo and Morphine

NCT00505414
View directory record Official record
Conditions
Pain, Neoplasm, Cancer
Interventions
Tapentadol in the Titration Phase, Morphine in the Maintenance Phase, Matching Placebo in the Maintenance Phase after Tapentadol in the Titration Phase, Tapentadol in the Maintenance Phase, Morphine in the Titration Phase
Drug
Lead sponsor
Grünenthal GmbH
Industry
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
7
States / cities
St. Petersburg, Florida • Elkhart, Indiana • Shreveport, Louisiana + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2019 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Post-Procedural Biotech Cellulose Mask

NCT06065332
View directory record Official record
Conditions
Temperature Change, Body
Interventions
Velez Intense Hydration Mask® (biotech cellulose face mask)
Other
Lead sponsor
Siperstein Dermatology
Other
Eligibility
22 Years to 100 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Boynton Beach, Florida
Source: ClinicalTrials.gov public record
Updated Oct 2, 2023 · Synced Sep 10, 2026, 10:23 AM EDT
Recruiting Not applicable Interventional

Bilevel Positive Airway Pressure (BPAP) for Severe Asthma

NCT07582211
View directory record Official record
Conditions
Pediatric Asthma, Acute Asthma, BiPAP, Non-invasive Positive Pressure Ventilation
Interventions
Bilevel positive airway pressure ventilation
Device
Lead sponsor
Columbia University
Other
Eligibility
5 Years to 17 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
3
States / cities
New York, New York • Columbus, Ohio • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Variable Dead Space Rebreathing Device to Treat Sleep Apnea

NCT03552133
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Sleep Apnea, Central
Interventions
Smart CO2
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 75 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 17, 2019 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Studying the Effects of Natural Visual Scene Changes on Typical Adult Visual Perception

NCT05004649
View directory record Official record
Conditions
Visual Perception
Interventions
Psychophysical task
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 9, 2023 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional

Effect of CPAP on Fetal pH at Scheduled C-section in Morbidly Obese Women

NCT04993651
View directory record Official record
Conditions
Morbid Obesity, Cesarean Delivery Affecting Fetus
Interventions
CPAP
Device
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Results available

A Development Study to Evaluate a Full-Face Mask for the Treatment of Obstructive Sleep Apnea

NCT03272763
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
F&P Toffee mask
Device
Lead sponsor
Fisher and Paykel Healthcare
Industry
Eligibility
22 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Roseville, California
Source: ClinicalTrials.gov public record
Updated Jun 20, 2022 · Synced Sep 10, 2026, 10:23 AM EDT
Terminated Not applicable Interventional

Does Melatonin Affect Anesthetic MAC (Minimum Alveolar Concentration)?

NCT03241004
View directory record Official record
Conditions
Anesthesia
Interventions
Sleep Mask
Other
Lead sponsor
Englewood Hospital and Medical Center
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Englewood, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 19, 2021 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Results available

A Study to Evaluate the Tolerance of an Acne Treatment in Sensitive Skin Subjects With Mild to Moderate Acne Vulgaris

NCT03128723
View directory record Official record
Conditions
Acne Vulgaris
Interventions
Acne Mask
Device
Lead sponsor
Johnson & Johnson Consumer Inc. (J&JCI)
Industry
Eligibility
12 Years to 40 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 30, 2018 · Synced Sep 10, 2026, 10:23 AM EDT
Terminated Phase 4 Interventional Results available

Surfactant Via Endotracheal Tube vs. Laryngeal Mask Airway (LMA) in Preterm Neonates With Respiratory Distress Syndrome

NCT02164734
View directory record Official record
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
Endotracheal intubation, Laryngeal mask airway, remifentanil
Device · Drug
Lead sponsor
Albany Medical College
Other
Eligibility
2 Hours to 48 Hours
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Sep 20, 2023 · Synced Sep 10, 2026, 10:23 AM EDT
Recruiting Early Phase 1 Interventional

Supplemental Oxygen in Pulmonary Embolism (SO-PE)

NCT05891886
View directory record Official record
Conditions
Pulmonary Embolism, Venous Thromboembolism, Metabolomics, Oxygen Inhalation Therapy
Interventions
Oxygen Therapy, Non-rebreather mask
Drug · Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 14, 2025 · Synced Sep 10, 2026, 10:23 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Early Onset and Familial Gastric Cancer Registry

NCT00582257
View directory record Official record
Conditions
Gastric Cancer
Interventions
questionnaires
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
971 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2024
U.S. locations
9
States / cities
Los Angeles, California • Basking Ridge, New Jersey • Middletown, New Jersey + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Sep 10, 2026, 10:23 AM EDT
Not listed Not applicable Interventional

SuperNO2VA™ and General Anesthesia Postoperative Care

NCT03969615
View directory record Official record
Conditions
Hypoxemia, Acute Respiratory Failure
Interventions
SuperNO2VA nasal positive airway pressure devic, Supplemental oxygen
Device
Lead sponsor
Vyaire Medical
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 2, 2019 · Synced Sep 10, 2026, 10:23 AM EDT