Safety of Vitamin D Supplementation in Older Persons

Completed · Phase 3

Conditions studied: Vitamin D Deficiency

In brief

This study will evaluate the safety over 6 months of two different doses of vitamin D (cholecalciferol) in men and women age 65 and older. It will also evaluate if supplementation with vitamin D improves physical performance.

Key facts

Study ID

NCT00681590

Run by

University of Miami

People needed

105

Starts

2008-04-01

Expected to finish

2009-04-01

Last updated by the study team

2017-01-26

Who can join

Age: 65 and older, up to 95. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• ambulatory

You may not qualify if…

• hypercalcemia
• hypercalciuria > 4 mg/kg body weight/day
• primary, secondary, or tertiary hyperparathyroidism
• renal insufficiency (serum creatinine > 2 mg/dL )
• history of nephrolithiasis
• treatment with vitamin D (ergocalciferol, cholecalciferol, calcitriol)
• treatment with anticonvulsants
• Paget's disease
• severe cardiac, pulmonary, hepatic, renal, or neurological disease
• life expectancy < 1 year
• participation in another trial

Where it is running

• University of Miami — Miami, Florida, United States

Full record on ClinicalTrials.gov

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