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ClinicalTrials.gov public records Last synced Sep 23, 2026, 11:17 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Microcrystalline Cellulose Clear all
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers

Eplerenone and IOP in Healthy Adults

NCT07795762
View directory record Official record
Conditions
Intraocular Pressure (IOP), Healthy Adult
Interventions
Eplerenone, Microcrystalline Cellulose NF (placebo)
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 23, 2026, 11:17 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

ProGo Menopause Wellbeing Study

NCT07611305
View directory record Official record
Conditions
Menopause Related Conditions
Interventions
Salmon protein hydrolysate (SPH) powder formulated into a tablet format, Microcrystalline Cellulose
Dietary Supplement
Lead sponsor
Hofseth Biocare ASA
Industry
Eligibility
40 Years to 65 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Examining the Effect of Mental Health Disorders on Vascular Function and Exercise Tolerance

NCT03216980
View directory record Official record
Conditions
Mental Health Disorders
Interventions
PTSD/GAD Antioxidant, PTSD/GAD Placebo, Healthy Control Antioxidant, Healthy Control Placebo
Dietary Supplement
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 35 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 24, 2021 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 1 Interventional

Bisnorcymserine in Healthy Adult Volunteers

NCT01747213
View directory record Official record
Conditions
Healthy Volunteers
Interventions
BNC, Placebo
Drug · Other
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
55 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Sep 23, 2026, 11:17 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Researching Economical Adjuvants to Cancer Therapy

NCT07305259
View directory record Official record
Conditions
Healthy Participants
Interventions
Beta-glucan, Placebo
Dietary Supplement
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 45 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Dec 25, 2025 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study to Assess the Relationship Between Daily Dosing of NRPT and Changes in Liver Fat in Healthy Volunteers

NCT03513523
View directory record Official record
Conditions
Fatty Liver
Interventions
Group 1 NRPT, Group 2 NRPT, Group 3 Placebo
Dietary Supplement · Other
Lead sponsor
Elysium Health
Industry
Eligibility
18 Years to 70 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
9
States / cities
Hialeah, Florida • Lake Worth, Florida • Miami, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2020 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 1 Interventional

Drug Discrimination in Methadone-Maintained Humans Study 3

NCT01068847
View directory record Official record
Conditions
Drug Dependence
Interventions
2-4 of the drugs listed below
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 6, 2013 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study to Evaluate the Impact of a Nutritional Product on Cognition in Healthy Teenagers

NCT05548595
View directory record Official record
Conditions
Healthy
Interventions
Investigational, Placebo
Dietary Supplement · Other
Lead sponsor
Hong Kong Prospect Group Co. Limited
Industry
Eligibility
12 Years to 18 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Source: ClinicalTrials.gov public record
Updated Sep 20, 2022 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability, and Pharmacokinetics of a Single Oral Dose of SKI-O-703 in Healthy Volunteers

NCT02717988
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
SKI-O-703 capsule, Placebo capsule
Drug
Lead sponsor
Oscotec Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Feb 27, 2018 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 4 Interventional

Probiotics to Prevent Severe Pneumonia and Endotracheal Colonization Trial

NCT02462590
View directory record Official record
Conditions
Ventilator Associated Pneumonia, Infections, C-Difficile, Antibiotic-associated Diarrhea, Diarrhea
Interventions
L. rhamnosus GG - Probiotic, Placebo - Microcrystalline Cellulose
Drug
Lead sponsor
McMaster University
Other
Eligibility
18 Years and older
Enrollment
2,650 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
2
States / cities
Rochester, Minnesota • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 16, 2020 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Not applicable Interventional

A Pilot Study of the Impact of Vitamin D3 on Muscle Performance in Elderly Women

NCT00986596
View directory record Official record
Conditions
Sarcopenia, Falls
Interventions
vitamin D3, Placebo
Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
65 Years and older · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 9, 2012 · Synced Sep 23, 2026, 11:17 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers Results available

The Efficacy of Probiotics to Reduce Antepartum Group B Streptococcus Colonization.

NCT03696953
View directory record Official record
Conditions
Group B Streptococcus Carrier in Childbirth, Gastrointestinal Symptoms
Interventions
Florajen3
Biological
Lead sponsor
Marquette University
Other
Eligibility
18 Years and older · Female only
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Sep 23, 2026, 11:17 PM EDT
Recruiting Phase 2 Interventional

Low-Dose Naltrexone for the Treatment of Painful Diabetic Neuropathy

NCT04678895
View directory record Official record
Conditions
Painful Diabetic Neuropathy
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 2 Interventional

Probiotics: Prevention of Severe Pneumonia and Endotracheal Colonization Trial (PROSPECT): A Feasibility Clinical Trial

NCT01782755
View directory record Official record
Conditions
Ventilator Associated Pneumonia (VAP), Other Infections, Antibiotic-Associated Diarrhea, C-Difficile, Duration of Mechanical Ventilation, Length of ICU Stay, Length of Hospital Stay, ICU and Hospital Mortality
Interventions
L. rhamnosus GG - Probiotic, Placebo - Microcrystalline Cellulose
Drug · Other
Lead sponsor
McMaster University
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
Rochester, Minnesota • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 27, 2019 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Study to Investigate the Recovery, Excretion, and Pharmacokinetics of 14C-GSK1265744 Administered as a Single Oral Dose and a Study to Describe the Pharmacokinetics of a Supratherapeutic Dose of GSK1265744 in Healthy Adult Subjects

NCT01848340
View directory record Official record
Conditions
HIV-associated Lipodystrophy Syndrome
Interventions
GSK1265744B (sodium salt) containing 14C-GSK1265744B, 150 mg GSK1265744B, Placebo
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 60 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 3, 2013 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Disulfiram for Cocaine Abuse

NCT00395850
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Disulfiram
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
118 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Nov 12, 2013 · Synced Sep 23, 2026, 11:17 PM EDT
Active, not recruiting Phase 2 Interventional

Psilocybin Treatment of Major Depressive Disorder With Co-occurring Alcohol Use Disorder

NCT04620759
View directory record Official record
Conditions
Major Depressive Disorder, Alcohol Use Disorder
Interventions
Psilocybin, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 3 Interventional

Hepatic Dysfunction, Vitamin D Status, and Glycemic Control in Diabetes

NCT02132442
View directory record Official record
Conditions
Type 2 Diabetes, Nonalcoholic Fatty Liver Disease, Vitamin D Deficiency
Interventions
Ergocalciferol, placebo
Dietary Supplement
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
10 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 9, 2017 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Vitamin D Supplementation on Muscle Mass and Function

NCT01199926
View directory record Official record
Conditions
Obesity, Insulin Resistance, Inflammation
Interventions
Vitamin D, Placebo
Dietary Supplement · Drug
Lead sponsor
Purdue University
Other
Eligibility
18 Years to 35 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated May 14, 2015 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Phase 1 Interventional

Multiple Ascending Dose (MAD) Study of IMT-002 in HLA-DQ8-positive Type 1 Diabetes

NCT04625595
View directory record Official record
Conditions
Type1 Diabetes
Interventions
350mg BID (700mg total daily) IMT-002, D-methyldopa, active formulation in capsule or Placebo, microcrystalline cellulose in capsule, 700mg BID (1400mg total daily) IMT-002, D-methyldopa, active formulation in capsule or Placebo, microcrystalline cellulose in capsule, 1050mg QD (1050mg total daily) IMT-002, D-methyldopa, active formulation in capsule or Placebo, microcrystalline cellulose in capsule, 1050mg BID (2100mg total daily) IMT-002, D-methyldopa, active formulation in capsule or Placebo, microcrystalline cellulose in capsule
Drug
Lead sponsor
Immunomolecular Therapeutics, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
3
States / cities
Chula Vista, California • Aurora, Colorado • Renton, Washington
Source: ClinicalTrials.gov public record
Updated Aug 24, 2021 · Synced Sep 23, 2026, 11:17 PM EDT
Terminated Phase 2 Interventional Results available

DISulfiram for COvid-19 (DISCO) Trial

NCT04485130
View directory record Official record
Conditions
Covid19
Interventions
Disulfiram, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Fresno, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 12, 2023 · Synced Sep 23, 2026, 11:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of L-citrulline Supplementation on Vascular Function in Metabolic Syndrome

NCT06025357
View directory record Official record
Conditions
Metabolic Syndrome, Menopause
Interventions
L-Citrulline supplementation, Placebo
Dietary Supplement
Lead sponsor
Texas Tech University
Other
Eligibility
45 Years to 79 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated May 14, 2025 · Synced Sep 23, 2026, 11:17 PM EDT
Terminated Phase 2 Interventional

A Study Evaluating the Onset-of-Action, Safety, and Efficacy of RDX227675 for the Treatment of Hyperkalemia

NCT03018067
View directory record Official record
Conditions
Hyperkalemia
Interventions
RDX227675, Placebo
Drug
Lead sponsor
Ardelyx
Industry
Eligibility
18 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Cary, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 25, 2019 · Synced Sep 23, 2026, 11:17 PM EDT
Recruiting Phase 1 Interventional

Veverimer to Decrease Net Acid Excretion and Bone Resorption in Adults With Osteopenia

NCT07473713
View directory record Official record
Conditions
Osteopenia
Interventions
veverimer daily, veverimer every other day, Placebo
Drug · Other
Lead sponsor
Tufts Medical Center
Other
Eligibility
50 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Sep 23, 2026, 11:17 PM EDT