# Study the Effects of Vitamin D and Calcium Supplementation at Tolerable Upper Limit Doses on Calcium Metabolism.

> **NCT02019381** · NA · COMPLETED · sponsor: **Winthrop University Hospital** · enrollment: 132 (actual)

## Conditions studied

- Delusion of Reference

## Interventions

- **DIETARY_SUPPLEMENT:** Endocrine Society UL Dosage Vitamin D
- **DIETARY_SUPPLEMENT:** Institute of Medicine Dosage Vitamin D
- **DIETARY_SUPPLEMENT:** Calcium

## Key facts

- **NCT ID:** NCT02019381
- **Lead sponsor:** Winthrop University Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2013-09
- **Primary completion:** 2016-06
- **Final completion:** 2016-06
- **Target enrollment:** 132 (ACTUAL)
- **Last updated:** 2016-12-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02019381

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02019381, "Study the Effects of Vitamin D and Calcium Supplementation at Tolerable Upper Limit Doses on Calcium Metabolism.". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT02019381. Licensed CC0.

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