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ClinicalTrials.gov public records Last synced Oct 2, 2026, 12:03 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 79 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo Capsule(s) Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of KSM-66 Ashwagandha® (300 mg) on Skin and Hair Health in Healthy Men and Women"

NCT07215689
View directory record Official record
Conditions
Skin Health, Hair Health
Interventions
KSM-66 Ashwagandha® capsule, Placebo Capsule(s)
Dietary Supplement · Other
Lead sponsor
SF Research Institute, Inc.
Network
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Adrenal and Gonadal Hormone Replacement in Anorexia Nervosa

NCT00310791
View directory record Official record
Conditions
Anorexia Nervosa
Interventions
Hormone replacement therapy (estrogen/progestin), Placebo (Sugar Pill), Dehydroepiandrosterone (DHEA)
Drug · Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
15 Years to 30 Years · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 11, 2018 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 1 Interventional

PF 06412562 in Subjects With Advanced Stage Parkinson's Disease

NCT03665454
View directory record Official record
Conditions
Parkinson Disease
Interventions
PF-06412562, Standard of Care Placebo
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
Not listed
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 31, 2019 · Synced Oct 2, 2026, 12:03 AM EDT
Not yet recruiting Phase 2Phase 3 Interventional

A Phase 2b/3 Clinical Study Evaluating T3D-959 in Mild-to-Moderate Alzheimer's Disease Subjects

NCT06964230
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
T3D-959, Placebo Comparator
Drug · Other
Lead sponsor
T3D Therapeutics, Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 9, 2025 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 4 Interventional

S-Asenosyl-L-Methionine vs Placebo for Osteoarthritis of the Hands

NCT05363020
View directory record Official record
Conditions
Osteoarthritis Hand
Interventions
S-Adenosyl-L-Methionine (Sam-E), Placebo
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
40 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jul 16, 2025 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of LY2940680 in Healthy Participants

NCT01681186
View directory record Official record
Conditions
Healthy Participants
Interventions
LY2940680 Capsule(s) (Reference), LY2940680 Tablet (Test), Lansoprazole, Placebo Capsule(s)
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 21, 2019 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Role of a Dietary Supplement in Lowering SAH in Healthy Adults With Elevated Plasma SAH and Normal Homocysteine Levels

NCT05994794
View directory record Official record
Conditions
Elevated S-adenosylhomocysteine
Interventions
Alpha-GPC, Creatine and Ashwagandha (Sensoril®), Placebo
Dietary Supplement · Other
Lead sponsor
Standard Process Inc.
Industry
Eligibility
30 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
South Gate, California
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Study of NPT200-11 in Healthy Subjects

NCT02606682
View directory record Official record
Conditions
Healthy Volunteers
Interventions
NPT200-11, Placebo
Drug
Lead sponsor
Neuropore Therapies Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 15, 2016 · Synced Oct 2, 2026, 12:03 AM EDT
Terminated Phase 2 Interventional Results available

A Study to Assess the Safety and Effect of TC-5214 in Patients With Major Depressive Disorder.

NCT01288079
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
TC-5214, Duloxetine, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
25
States / cities
Beverly Hills, California • Chino, California • Garden Grove, California + 22 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2012 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 1 Interventional Results available

Assess the Safety and Pharmacokinetics of Ascending, Multiple Oral Doses of SPD489 in Adults With Schizophrenia

NCT01457339
View directory record Official record
Conditions
Schizophrenia
Interventions
SPD489 (Lisdexamfetamine dimesylate), Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Glendale, California • Long Beach, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2021 · Synced Oct 2, 2026, 12:03 AM EDT
Recruiting No phase listed Observational

Mechanism(s)of Airflow Limitation in Moderate-severe Persistent Asthma

NCT00576069
View directory record Official record
Conditions
Asthma
Interventions
budesonide/formoterol, fluticasone/salmeterol, mometasone/formoterol, Prednisone
Drug
Lead sponsor
Gelb, Arthur F., M.D.
Individual
Eligibility
10 Years to 95 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2027
U.S. locations
1
States / cities
Lakewood, California
Source: ClinicalTrials.gov public record
Updated Oct 26, 2023 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Use of Oral Probiotics to Reduce Urinary Oxalate Excretion

NCT00587041
View directory record Official record
Conditions
Nephrolithiasis, Hyperoxaluria, Crohn's Disease
Interventions
Oxadrop, Agri-King Synbiotic (AKSB), Placebo
Dietary Supplement · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 31, 2012 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Multi-Dose Safety and Pharmacokinetic Study of S-Equol in Healthy Volunteers

NCT00998920
View directory record Official record
Conditions
Healthy
Interventions
S-equol, Placebo
Drug
Lead sponsor
Ausio Pharmaceuticals, LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Jul 12, 2012 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 2 Interventional Results available

Double-Blind, Placebo-Controlled Study to Evaluate 3 Doses of a Novel Tetracycline in the Treatment of Facial Acne Vulgaris

NCT01628549
View directory record Official record
Conditions
Acne Vulgaris
Interventions
50 mg P005672-HCl, Placebo, 100 mg P005672-HCl
Drug
Lead sponsor
Almirall, S.A.
Industry
Eligibility
12 Years to 45 Years
Enrollment
285 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
38
States / cities
Mobile, Alabama • Tucson, Arizona • Hot Springs, Arkansas + 34 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2019 · Synced Oct 2, 2026, 12:03 AM EDT
Terminated Phase 2 Interventional Results available

AGN-242428 in the Treatment of Plaque Psoriasis

NCT03339999
View directory record Official record
Conditions
Plaque Psoriasis
Interventions
AGN-242428, Placebo
Drug
Lead sponsor
Vitae Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
15
States / cities
Birmingham, Alabama • Tucson, Arizona • Fort Smith, Arkansas + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 6, 2021 · Synced Oct 2, 2026, 12:03 AM EDT
Terminated Phase 2 Interventional

[S,S]-Reboxetine Add-On Trial

NCT00334685
View directory record Official record
Conditions
Pain
Interventions
[S,S]-Reboxetine + Pregabalin, Pregabalin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
7
States / cities
Huntsville, Alabama • Gilbert, Arizona • North Dartmouth, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 2 Interventional

Study of NGX267 Oral Capsules in Patients With Xerostomia Associated With Sjorgren's Syndrome

NCT00637793
View directory record Official record
Conditions
Xerostomia, Sjogren's Syndrome
Interventions
NGX267
Drug
Lead sponsor
TorreyPines Therapeutics
Industry
Eligibility
21 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
3
States / cities
Duncansville, Pennsylvania • Philadelphia, Pennsylvania • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jan 29, 2009 · Synced Oct 2, 2026, 12:03 AM EDT
Recruiting Phase 3 Interventional

Evenamide, a Glutamate Release Modulator, as Add-On to Standard of Care in Subjects With Documented Treatment-Resistant Schizophrenia

NCT07184619
View directory record Official record
Conditions
Treatment-resistant Schizophrenia
Interventions
Evenamide 15 mg bid, Placebo
Drug
Lead sponsor
Newron Pharmaceuticals SPA
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
5
States / cities
Los Angeles, California • Miami, Florida • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 2, 2026, 12:03 AM EDT
Recruiting Phase 2 Interventional

Equol and Vascular Function in Women With Chronic Kidney Disease

NCT07194590
View directory record Official record
Conditions
Chronic Kidney Disease (Stage 3-4), Vascular Function, Cognitive Functions, Cerebrovascular Function, Blood Pressure
Interventions
Equol, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
50 Years and older · Female only
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 2, 2026, 12:03 AM EDT
Not listed Not applicable Interventional

Supplemental Adjuvants for Intracellular Nutrition and Treatment

NCT00893724
View directory record Official record
Conditions
Neovascular Age-related Macular Degeneration, Diabetic Macular Edema
Interventions
Neutral pills with no medicinal effect, Inosine; Tocopherols, Tocotrienol, CoQ10 combination capsule; Niacinamide SR; Viatmin C; N-acetyl Cysteine; Complete Multivitamin with all minerals, Inosine; Tocopherol, Tocotrienol, CoQ10 combination capsule; Niacinamide; Vitamin C; N-acetyl Cysteine; Complete Multivitamin with all minerals; Minocycline
Drug · Dietary Supplement
Lead sponsor
Mid-Atlantic Retina Consultations, Inc.
Other
Eligibility
Not listed
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Jul 20, 2011 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Pharmacodynamic Effects of a Single Oral Dose of GS-0976 (NDI-010976) in Healthy Adult Subjects

NCT02876796
View directory record Official record
Conditions
PD Effects of GS-0976 (NDI-010976) on Fractional DNL
Interventions
GS-0976, Placebo, 1-13C acetate, Fructose solution
Drug · Other
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 24, 2016 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase I Study of PH100 (Ecklonia Cava Phlorotannins)

NCT04335045
View directory record Official record
Conditions
Safety Issues
Interventions
Placebo, PH100 100mg, PH100 200mg, PH100 400mg, PH100 800mg, PH100 1200mg, PH100 1600mg
Drug
Lead sponsor
Phloronol Inc.
Industry
Eligibility
40 Years to 75 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 6, 2020 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Proof of Concept Study to Evaluate the Effects of Tasimelteon and Placebo in Travelers With Jet Lag Disorder

NCT03291041
View directory record Official record
Conditions
Jet Lag Disorder
Interventions
Tasimelteon, Placebo
Drug
Lead sponsor
Vanda Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
3
States / cities
Alameda, California • Santa Monica, California • Chevy Chase, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Oct 2, 2026, 12:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

D-Cycloserine Augmentation of Therapy for Pediatric Obsessive-Compulsive Disorder

NCT00864123
View directory record Official record
Conditions
Obsessive-compulsive Disorder
Interventions
Cognitive-behavioral therapy, D-cycloserine, Placebo pill
Behavioral · Drug
Lead sponsor
University of South Florida
Other
Eligibility
8 Years to 17 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Oct 17, 2012 · Synced Oct 2, 2026, 12:03 AM EDT