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Showing 1–24 of 37 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Randomized, Open-label, Single-dose, Single-center, Crossover Study in Healthy Subjects to Assess the Relative Bioavailability of PT010

NCT03311373
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Regimen A, Regimen B, Regimen C, Regimen D
Drug
Lead sponsor
Pearl Therapeutics, Inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 10, 2020 · Synced Sep 3, 2026, 11:00 AM EDT
Terminated No phase listed Observational

EPR Tumor Oximetry With CE India Ink

NCT03321903
View directory record Official record
Conditions
Neoplasms, Malignant, Breast Neoplasm, Carcinoma, Basal Cell, Carcinoma, Squamous Cell, Melanoma, Skin Neoplasm, Head and Neck Neoplasms
Interventions
Carlo Erba Ink Injection, EPR Oximetry Measurement
Device · Other
Lead sponsor
Philip Schaner
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Dec 18, 2019 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Commute Traffic on Vascular Function

NCT05454930
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Filtered Air
Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 49 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Not applicable Interventional Results available

A Soft Silicone Wound Contact Layer Containing Silver in the Treatment of Skin Grafts in Surgical Burn Patients.

NCT02210208
View directory record Official record
Conditions
Burn Injury, Skin Graft
Interventions
Mepitel® Ag, Mepilex® Transfer Ag
Device
Lead sponsor
Molnlycke Health Care AB
Industry
Eligibility
18 Months to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
4
States / cities
Phoenix, Arizona • Orlando, Florida • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 9, 2018 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Safety, Tolerability and Pharmacokinetics of GSK2269557 Administered Via the ELLIPTA Dry Powder Inhaler to Healthy Subjects

NCT02691325
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
GSK2269557 ELLIPTA DPI, Placebo ELLIPTA DPI, Activated charcoal
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
20 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Epigenetic Effects of Diesel Exhaust and Ozone Exposure

NCT01492517
View directory record Official record
Conditions
Exposure to Pollution, Inhalation of Ozone
Interventions
Ozone exposure, Diesel exhaust, Ozone18, Clean Air
Other
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
18 Years to 55 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 17, 2016 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Does a Soft Drink Mixture Improve Tolerance of Activated Charcoal in the Adult Poisoned Patient Without Affecting Efficacy

NCT06219967
View directory record Official record
Conditions
Overdose
Interventions
Activated Charcoal
Drug
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years to 40 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated May 29, 2024 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Assess the Lung Exposure Bioequivalence of Budesonide, Glycopyrronium, and Formoterol Delivered by BGF MDI With Next-Generation Propellant Compared With BGF MDI With HFA Propellant

NCT05477108
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Treatment A (BGF MDI HFO with oral activated charcoal), Treatment B (BGF MDI HFA with oral activated charcoal)
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 60 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Brooklyn, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Sep 3, 2026, 11:00 AM EDT
Active, not recruiting Phase 3 Interventional

Efficacy and Safety Studies of Frexalimab (SAR441344) in Adults With Relapsing Forms of Multiple Sclerosis

NCT06141473
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Frexalimab, Teriflunomide, Placebo infusion, Placebo tablet, MRI contrast-enhancing agents, Cholestyramine, Activated charcoal
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 55 Years
Enrollment
1,655 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
99
States / cities
Birmingham, Alabama • Cullman, Alabama • Homewood, Alabama + 84 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Acute Effects of Cigarette Packaging and Charcoal Filtration on Perceptions, Use Behaviors, and Harm Exposure

NCT05157048
View directory record Official record
Conditions
Smoking Behaviors
Interventions
Charcoal-filtered cigarette, Non-charcoal filtered cigarette
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
21 Years to 60 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 6, 2024 · Synced Sep 3, 2026, 11:00 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Housing, Environment, And Living Conditions for Transformed Health

NCT06925373
View directory record Official record
Conditions
Lung Diseases, Chronic Disease
Interventions
Indoor Air Purification, Neighborhood Improvements, Housing Improvements
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 89 Years
Enrollment
460 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Cardiovascular Effects of Electronic Hookah Vaping

NCT03690427
View directory record Official record
Conditions
Endothelial Dysfunction, Inflammation, Oxidative Stress
Interventions
Traditional hookah smoking, Electronic hookah vaping
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 39 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 15, 2023 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy of Warming Garment in the Perioperative Period With Integrated Chemical Heat Packs to Maintain Normothermia

NCT02905708
View directory record Official record
Conditions
Hypothermia
Interventions
Air-Activated heating packs, Forced Air Warming Device
Device
Lead sponsor
Dr K Services PC
Other
Eligibility
18 Years to 80 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Norwalk, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 13, 2017 · Synced Sep 3, 2026, 11:00 AM EDT
Recruiting Not applicable Interventional

Cigarette Filter Study

NCT07348679
View directory record Official record
Conditions
Smoking ( Cigarette)
Interventions
Charcoal filtered cigarettes with marketing, Charcoal filtered cigarette without marketing, Non-charcoal filtered cigarettes
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
21 Years and older
Enrollment
252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Sep 3, 2026, 11:00 AM EDT
Active, not recruiting Not applicable Interventional

Operating Room Air Filtration/Sterilization

NCT04610294
View directory record Official record
Conditions
Surgery
Interventions
Functioning Aerus air filtration/sterilization, Deactivated Aerus air filtration/sterilization
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
66,273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of CharcoCaps® (Activated Charcoal) vs. Placebo on Intestinal Gas Production

NCT05510778
View directory record Official record
Conditions
Intestinal Gas
Interventions
Charcocaps, Placebo
Dietary Supplement · Other
Lead sponsor
University of Memphis
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 21, 2022 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

A Pilot Feasibility Study of Activated Charcoal in Healthy Volunteers

NCT04204772
View directory record Official record
Conditions
Healthy Adult Volunteers
Interventions
Activated charcoal and Tap Water, Activated Charcoal and Apple Juice
Biological
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 25, 2023 · Synced Sep 3, 2026, 11:00 AM EDT
Withdrawn Not applicable Interventional

Activated Carbon Interphase Effect on Surgical Incisions vs.Two Common Wound Dressings

NCT04038671
View directory record Official record
Conditions
Surgical Wound, Healed
Interventions
Activated Carbon Cloth Dressing, Knitted Cellulose Acetate Mesh, Antimicrobial Alginate Dressing with Silver
Device
Lead sponsor
Brock Liden, DPM
Individual
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Circleville, Ohio • Logan, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 23, 2020 · Synced Sep 3, 2026, 11:00 AM EDT
Recruiting Phase 3 Interventional

Multi-Center Clean Air Randomized Controlled Trial in COPD

NCT06376994
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease (COPD)
Interventions
Air cleaner, Sham air cleaner
Device
Lead sponsor
JHSPH Center for Clinical Trials
Other
Eligibility
40 Years and older
Enrollment
770 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
11
States / cities
Birmingham, Alabama • Los Angeles, California • Iowa City, Iowa + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 3, 2026, 11:00 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Controlled Exposure of Healthy Nonsmokers to Secondhand and Thirdhand Cigarette Smoke

NCT04013256
View directory record Official record
Conditions
Pollution; Exposure, Smoke Inhalation, Exposure to Pollution
Interventions
Cigarette Smoke, Clean Air and Clean Clothing/Sham exposure
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 50 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 27, 2023 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Not applicable Interventional

Pain and Medication Use Following Surgery

NCT03179566
View directory record Official record
Conditions
Opioid Use
Interventions
Information Sheet, Deterra Drug Deactivation System
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
391 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 10, 2017 · Synced Sep 3, 2026, 11:00 AM EDT
Recruiting Not applicable Interventional

Scents of Progress: Leveraging a Novel Device for Olfactory Training in Older Adults

NCT06733636
View directory record Official record
Conditions
Olfactory Dysfunction, Smell Loss, Anosmia, Hyposmia
Interventions
Sudoku Puzzles, ScentCare (Olfactory Training Device)
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
60 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Sep 3, 2026, 11:00 AM EDT
Recruiting Not applicable Interventional

The Airports, Air Quality, and Asthma (AAA) Study

NCT07047430
View directory record Official record
Conditions
Pediatric Asthma
Interventions
Portable air cleaner with HEPA filter, Less effective portable air cleaner (no HEPA)
Device
Lead sponsor
University of Washington
Other
Eligibility
6 Years to 12 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced Sep 3, 2026, 11:00 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Effect of Activated Charcoal on the Absorption of LY2216684 in Healthy Subjects

NCT01389752
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
LY2216684, Activated Charcoal
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 3, 2019 · Synced Sep 3, 2026, 11:00 AM EDT