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ClinicalTrials.gov public records Last synced Oct 17, 2026, 4:07 PM EDT

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Showing 1–24 of 902 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo Powder Clear all
Completed Phase 3 Interventional Results available

Comparison of Efficacy of Indacaterol Versus Placebo Over 12 Weeks

NCT01068600
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Indacaterol, Placebo to indacaterol
Drug
Lead sponsor
Novartis
Industry
Eligibility
40 Years and older
Enrollment
318 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
54
States / cities
Anniston, Alabama • Jasper, Alabama • Glendale, Arizona + 46 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2011 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 2 Interventional Results available

Mexiletine for Muscle Cramps in Charcot Marie Tooth Disease

NCT02561702
View directory record Official record
Conditions
Charcot Marie Tooth Disease
Interventions
Placebo, Mexiletine
Other · Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 26, 2018 · Synced Oct 17, 2026, 4:07 PM EDT
Recruiting Phase 2 Interventional

A Clinical Study to Evaluate the Efficacy and Safety of Frevecitinib (KN-002) in Patients With Severe Asthma

NCT07532265
View directory record Official record
Conditions
Severe Asthma
Interventions
Frevecitinib, Placebo
Drug
Lead sponsor
Kinaset Therapeutics Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
14
States / cities
Lancaster, California • San Jose, California • Brandon, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 3 Interventional Results available

A Pilot Study of Creatine Monohydrate as an Augmenting Agent for ECT in Persons With Major Depressive Disorder

NCT04504253
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Creatine monohydrate, Placebo
Dietary Supplement · Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 99 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 26, 2024 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 2 Interventional

The Health-Promoting Role of Pears in Men and Women With Metabolic Syndrome

NCT02228837
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Pear, Placebo
Dietary Supplement
Lead sponsor
Florida State University
Other
Eligibility
45 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Dec 8, 2016 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 2 Interventional Results available

Trial of Cytisine in Adult Smokers

NCT03709823
View directory record Official record
Conditions
Smoking Cessation
Interventions
Cytisine, Placebo Comparator, Behavioral support
Drug · Behavioral
Lead sponsor
Achieve Life Sciences
Industry
Eligibility
18 Years and older
Enrollment
254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
8
States / cities
Tempe, Arizona • Burbank, California • Lexington, Kentucky + 5 more
Source: ClinicalTrials.gov public record
Updated May 18, 2020 · Synced Oct 17, 2026, 4:07 PM EDT
Terminated Phase 2 Interventional Results available

Vitamin D and n-3 Polyunsaturated Fatty Acids (PUFAs) to Prevent Chronic Pain Following Major Thermal Burn Injury

NCT03313076
View directory record Official record
Conditions
Chronic Pain Following Thermal Burn Injury
Interventions
Omega-3 fatty acids (fish oil), Vitamin D3 (cholecalciferol), Vitamin D3 (cholecalciferol) placebo, Omega-3 fatty acid placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 3 Interventional Results available

A 24-week Arterial Stiffness Study With Fluticasone Furoate/Vilanterol in COPD

NCT01336608
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Fluticasone Furoate/Vilanterol, Vilanterol, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
446 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
36
States / cities
Birmingham, Alabama • Phoenix, Arizona • Newport Beach, California + 33 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2017 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Not applicable Interventional

Effect of Curcumin on Gut Microbiota in IBS

NCT03568513
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Curcumin, Placebo
Dietary Supplement
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
10 Years to 18 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Blueberry Intake and Infant Gut Health

NCT05006989
View directory record Official record
Conditions
Infant Development
Interventions
Blueberry Powder, Placebo Powder
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
4 Months to 5 Months
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 30, 2025 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Response to Chardonnay Grape Marc Powder

NCT03203915
View directory record Official record
Conditions
Dyslipidemia, Obesity
Interventions
Chardonnay grape marc marc high polyphenol dose (120mg), Chardonnay grape marc powder low polyphenol dose (75mg), Placebo (0mg)
Dietary Supplement
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
35 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jul 16, 2021 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Not applicable Interventional Results available

Effects of Exercise Training and Ketone Ester on Muscle Strength and Cardiovascular Response in Parkinson's Disease

NCT05948956
View directory record Official record
Conditions
Parkinson Disease
Interventions
Ketone Ester Beverage, Electrolyte Beverage, Cycling Intervention
Dietary Supplement · Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
45 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sex-Divergent Effects of Magnesium L-Threonate Supplementation on Sleep Quality, Cognitive Performance, and Neuromuscular Function in Healthy Adults

NCT07706283
View directory record Official record
Conditions
Healthy Adults; Cognitive Performance; Sleep Quality; Neuromuscular Function
Interventions
Magnesium L-threonate, Placebo
Dietary Supplement
Lead sponsor
Barry University
Other
Eligibility
18 Years to 45 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Miami Shores, Florida
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 2 Interventional

A Phase II, Randomized, Double-blind, Placebo-controlled Study to Examine the Effects of DAS181 in Immunocompromised Subjects With Lower Respiratory Tract Parainfluenza Infection on Supplemental Oxygen

NCT01644877
View directory record Official record
Conditions
Parainfluenza
Interventions
DAS181 dry powder, formulation F02, Lactose Placebo
Drug
Lead sponsor
Ansun Biopharma, Inc.
Industry
Eligibility
12 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
45
States / cities
Phoenix, Arizona • Duarte, California • Orange, California + 33 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 3 Interventional Results available

Extension Study of Ataluren (PTC124) in Cystic Fibrosis

NCT01140451
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Ataluren
Drug
Lead sponsor
PTC Therapeutics
Industry
Eligibility
6 Years and older
Enrollment
191 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
15
States / cities
Birmingham, Alabama • Long Beach, California • Palo Alto, California + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Oct 17, 2026, 4:07 PM EDT
Terminated Not applicable Interventional Results available

SLOS: The Effect of Simvastatin in Patients Receiving Cholesterol Supplementation

NCT01434745
View directory record Official record
Conditions
Smith-Lemli-Opitz Syndrome
Interventions
Simvastatin, Lactose
Drug · Dietary Supplement
Lead sponsor
Oregon Health and Science University
Other
Eligibility
1 Year to 89 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 1, 2019 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Nitrate and Physiological Aging

NCT02593305
View directory record Official record
Conditions
Aging
Interventions
Super Beets, Super Beets Placebo
Dietary Supplement
Lead sponsor
Darren P Casey
Other
Eligibility
18 Years to 85 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Oct 14, 2019 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 2 Interventional Results available

AIN457 Regimen Finding Extension Study in Participants With Moderate to Severe Psoriasis

NCT01132612
View directory record Official record
Conditions
Plaque-type Psoriasis
Interventions
AIN457, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
275 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
25
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Pasadena, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jan 4, 2018 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 3 Interventional Results available

Ciprofloxacin Dry Powder for Inhalation (DPI) in Non-cystic Fibrosis Bronchiectasis (Non-CF BE)

NCT02106832
View directory record Official record
Conditions
Bronchiectasis
Interventions
Ciprofloxacin (BAYQ3939) dry powder for inhalation, Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
521 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
22
States / cities
Peoria, Arizona • Fountain Valley, California • La Jolla, California + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2017 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Not applicable Interventional

Summative Usability Study of Ciprofloxacin Dry Powder for Inhalation Using Placebo

NCT02661438
View directory record Official record
Conditions
Bronchiectasis, Pulmonary Disease, Chronic Obstructive
Interventions
Placebo to Ciprofloxacin DPI (BAYQ3939)
Drug
Lead sponsor
Bayer
Industry
Eligibility
40 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
2
States / cities
Vero Beach, Florida • Jamaica, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Oct 17, 2026, 4:07 PM EDT
Terminated Phase 3 Interventional Results available

A Study of Lebrikizumab in Adolescent Participants With Uncontrolled Asthma Who Are on Inhaled Corticosteroids and a Second Controller Medication

NCT01875003
View directory record Official record
Conditions
Asthma
Interventions
Lebrikizumab, Placebo, Standard of Care
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
12 Years to 17 Years
Enrollment
346 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
16
States / cities
Mission Viejo, California • Stockton, California • Aurora, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Intranasal Abuse Potential of PF614 in Non-Dependent Recreational Opioid Users (PF614-103)

NCT05567354
View directory record Official record
Conditions
Recreational Drug Use
Interventions
PF614, Oxycodone, Placebo
Drug · Other
Lead sponsor
Ensysce Biosciences
Industry
Eligibility
18 Years to 55 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 24, 2024 · Synced Oct 17, 2026, 4:07 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of a Fermented Dairy Protein With Prebiotic Fiber on GI Complaints

NCT06946017
View directory record Official record
Conditions
Digestive Health, Quality of Life
Interventions
Fermented dairy protein with prebiotic fiber supplement, Control placebo
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 50 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 17, 2026, 4:07 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Indacaterol in Patients With Chronic Obstructive Pulmonary Disease (COPD)

NCT00624286
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Indacaterol 150 μg, Placebo to indacaterol
Drug
Lead sponsor
Novartis
Industry
Eligibility
40 Years and older
Enrollment
416 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
118
States / cities
Anniston, Alabama • Birmingham, Alabama • Jasper, Alabama + 105 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2011 · Synced Oct 17, 2026, 4:07 PM EDT