Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 1, 2026, 8:05 AM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
Completed Phase 1 Interventional Accepts healthy volunteers

Melatonin-Micronutrients for Osteopenia Treatment Study

NCT01870115
Conditions
Osteoporosis, Osteopenia
Interventions
Fiber Pill, Melatonin, Strontium citrate, Vitamins D3 and K2
Dietary Supplement
Lead sponsor
Duquesne University
Other
Eligibility
Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
End-Stage Renal Disease (ESRD)
Interventions
EPN-701 (Oral)
Drug
Lead sponsor
Epizon Pharma, Inc.
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Augusta, Georgia
Conditions
Post-acute COVID-19 Syndrome
Interventions
Vitamin K2 (MK-7), Vitamin D3
Dietary Supplement
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Active, not recruiting Phase 1Phase 2 Interventional

The Role of Vitamin K on Knee Osteoarthritis Outcomes

NCT06385275
Conditions
Osteo Arthritis Knee
Interventions
Vitamin K1 500 µg, K1 1000 µg, Vitamin K2 (MK-7) 300 µg, Placebo
Drug · Other
Lead sponsor
Boston University
Other
Eligibility
50 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts