Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 21, 2026, 8:19 PM EDT

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Showing 1–24 of 1,084 matching trials from the live ClinicalTrials.gov search.
Conditions
Colorectal Cancer, Colorectal Adenomas, Colorectal Polyps, Pain
Interventions
Air insufflation method., Water Immersion method., Water Exchange method.
Other
Lead sponsor
Presidio Ospedaliero Santa Barbara
Other
Eligibility
50 Years to 70 Years
Enrollment
1,224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

Boston Puerto Rican Health Study

NCT03187704
Conditions
Air Pollution, Cardiovascular Health
Interventions
HEPA air filtration
Other
Lead sponsor
Tufts University
Other
Eligibility
45 Years to 80 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Cardiac Disease, Mitochondrial Biogenesis, Carbon Monoxide
Interventions
200ppm CO for one hour, Control
Drug · Other
Lead sponsor
John J Freiberger
Other
Eligibility
20 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Pollution; Exposure
Interventions
Educational Programming
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Poor Asthma Control
Interventions
Breathe Easy at Home Kit Products
Other
Lead sponsor
Duke University
Other
Eligibility
5 Years to 16 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Spinal Cord Injuries
Interventions
SHAM - Intermittent Room Air - room air mixture, AIH - Intermittent Hypoxia - hypoxia air mixture
Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2027
U.S. locations
1
States / cities
Cambridge, Massachusetts
Conditions
Peripheral Artery Disease
Interventions
intermittent pneumatic compression, exercise, Sham device, Health Education
Device · Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
55 Years and older
Enrollment
211 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
4
States / cities
Chicago, Illinois • Detroit, Michigan • Minneapolis, Minnesota
Conditions
COPD
Interventions
nasal delivery of heated and humidified air
Device
Lead sponsor
Frank C Sciurba
Other
Eligibility
40 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Accuracy of Pulse Oximeters With Profound Hypoxia

NCT05322382
Conditions
SpO2
Interventions
A-line
Procedure
Lead sponsor
CardiacSense Ltd.
Industry
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
San Francisco, California
Conditions
Infusion
Interventions
ivEAD tubing kit
Device
Lead sponsor
Herrick Medical LLC
Industry
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Recruiting Phase 4 Interventional Accepts healthy volunteers

Woodsmoke Exposure, Influenza Infection, and Nasal Immunity

NCT06841913
Conditions
Smoke Exposure, Influenza
Interventions
LAIV nasal vaccine is chosen as a model viral infection, Wood smoke, Placebo for LAIV nasal vaccine is chosen as a model viral infection, Placebo for Wood Smoke (clean Air Exposure)
Biological · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 49 Years
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Asthma
Interventions
Stand Alone Air Cleaner, HVAC Modification
Other
Lead sponsor
University of California, Davis
Other
Eligibility
6 Years to 12 Years
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Davis, California
Completed No phase listed Observational Accepts healthy volunteers

Pandemic-adapted Caries Care Multicentre Single-group Interventional Study

NCT04666597
Conditions
Dental Caries in Children
Interventions
Modified CariesCare International management
Procedure
Lead sponsor
Universidad El Bosque, Bogotá
Other
Eligibility
3 Years to 8 Years
Enrollment
409 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Indianapolis, Indiana • Boston, Massachusetts
Conditions
Asthma, Hypersensitivity
Interventions
Clinical Center Reference Endotoxin (CCRE)
Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Colorectal Cancer
Interventions
Colonoscopy for colorectal cancer screening, Water Infusion Colonoscopy, Air insufflation colonoscopy
Procedure
Lead sponsor
East Bay Institute for Research and Education
Other
Eligibility
50 Years to 80 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Mather, California
Conditions
Blood Pressure
Interventions
Active PAC, Sham PAC
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
New York, New York
Conditions
Cesarean Section Complications, Cesarean Wound; Dehiscence, Cesarean Wound Disruption
Interventions
PICO Negative Pressure Wound Therapy, Standard Dressing
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
153 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
New Hyde Park, New York
Conditions
Pulmonary Arterial Hypertension, Idiopathic Pulmonary Fibrosis
Interventions
Inhaled Nitric Oxide
Drug
Lead sponsor
Geno LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
10
States / cities
Birmingham, Alabama • Los Angeles, California • Sacramento, California + 7 more
Conditions
COPD
Interventions
InnoSpire Go, Jet Nebulizer
Device
Lead sponsor
Philips Respironics
Industry
Eligibility
40 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Clairton, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Chicago Community Health Study

NCT04460417
Conditions
Smoking
Interventions
Enhanced Care, TAU
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Castration Resistant Metastatic Prostate Cancer
Interventions
Testosterone cypionate, Enzalutamide, Testosterone Enanthate
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 80 Years · Male only
Enrollment
222 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
17
States / cities
Birmingham, Alabama • Duarte, California • Aurora, Colorado + 13 more
Conditions
Episodic Migraine, Migraine With Aura, Migraine Without Aura, Migraine
Interventions
Mi-Helper
Device
Lead sponsor
CoolTech LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
Coronary Heart Disease, Cardiovascular Diseases, Environmental Exposure
Interventions
AIRWISE
Other
Lead sponsor
University of Montana
Other
Eligibility
55 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Missoula, Montana
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Melatonin on Sleep, Ventilatory Control and Cognition at Altitude

NCT03588676
Conditions
Intermittent Hypoxia
Interventions
Melatonin, Placebo
Other
Lead sponsor
Robert L. Owens
Other
Eligibility
18 Years to 65 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
San Diego, California