Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 2, 2026, 8:10 AM EDT

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Showing 25–36 of 36 matching trials from the live ClinicalTrials.gov search.
Conditions
Knee Osteoarthritis
Interventions
Diet, Exercise
Other
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
College Station, Texas
Conditions
Healthy Subject, Overweight
Interventions
Glucosamine, Placebo
Dietary Supplement · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
20 Years to 55 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Diabetic Nephropathy
Interventions
Sulodexide, Placebo
Drug
Lead sponsor
Keryx Biopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
968 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Reactive Oxygen Species in the Pathogenesis of Diabetic Complications

NCT00703989
Conditions
Type 1 Diabetes
Interventions
benfotiamine, α-lipoic acid
Dietary Supplement
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Anxiety Disorders and Symptoms, Fibromyalgia, Arthritis, Chronic Pain, Hypertension,Essential
Interventions
IV Vitamin Infused Therapy Treatment, Herbal medicine
Dietary Supplement · Drug
Lead sponsor
Faith A. Richardson
Other
Eligibility
21 Years to 80 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Dover, Delaware
Conditions
Coronavirus, Covid19
Interventions
N-acetyl glucosamine (NAG), Control
Dietary Supplement · Other
Lead sponsor
Quantinosis.ai LLC
Industry
Eligibility
18 Years to 90 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Harlingen, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Instaflex and Joint Pain in Community Adults

NCT01956500
Conditions
Joint Pain, Stiffness, Function
Interventions
Instaflex, Placebo
Dietary Supplement
Lead sponsor
Appalachian State University
Other
Eligibility
50 Years to 75 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Kannapolis, North Carolina
Conditions
Healthy
Interventions
Ambrotose LIFE, Advanced Ambrotose, Placebo
Dietary Supplement · Other
Lead sponsor
University of Memphis
Other
Eligibility
20 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Activity-Related Knee Discomfort, Joint Discomfort, Functional Joint Pain, Functional Knee Pain, Knee Acute and Chronic Pain
Interventions
NT-II™ (240 mg), NT-II™ 480 mg, Glucosamine/Chondroitin
Dietary Supplement
Lead sponsor
Hofseth Biocare ASA
Industry
Eligibility
20 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers

Chronic Study on Body Composition, Training, Performance, and Recovery

NCT04230824
Conditions
Damage Muscle, Body Weight Changes, Performance Enhancing Product Use
Interventions
Pre-workout plus and Protein recovery plus, Placebo, 6-week resistance training program
Dietary Supplement · Other
Lead sponsor
Pharmanex
Industry
Eligibility
25 Years to 50 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Joint Pain
Interventions
Joint Health Product, Placebo, Glucosamine / Chondroitin
Dietary Supplement
Lead sponsor
U.S. Nutraceuticals, LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Sausalito, California
Conditions
Crohns Disease
Interventions
N-Acetylglucosamine (GlcNAc)
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland