# Clinical Approaches to Correcting Vitamin D Inadequacy and Maintaining Adequacy

> **NCT00692120** · NA · COMPLETED · sponsor: **University of Wisconsin, Madison** · enrollment: 64 (actual)

## Conditions studied

- Vitamin D Inadequacy
- Vitamin D Deficiency

## Interventions

- **DIETARY_SUPPLEMENT:** Cholecalciferol (vitamin D3)
- **DIETARY_SUPPLEMENT:** Ergocalciferol (vitamin D2)
- **DIETARY_SUPPLEMENT:** Ergocalciferol (vitamin D2)
- **DIETARY_SUPPLEMENT:** Cholecalciferol (vitamin D3)
- **DIETARY_SUPPLEMENT:** Placebo

## Key facts

- **NCT ID:** NCT00692120
- **Lead sponsor:** University of Wisconsin, Madison
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2007-02
- **Primary completion:** 2008-11
- **Final completion:** 2008-11
- **Target enrollment:** 64 (ACTUAL)
- **Last updated:** 2015-10-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00692120

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00692120, "Clinical Approaches to Correcting Vitamin D Inadequacy and Maintaining Adequacy". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT00692120. Licensed CC0.

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