# Trial Of Paricalcitol and Cholecalciferol(Vitamin D3) in the Treatment Of Secondary Hyperparathyroidism in Patients After ROUX-EN-Y Gastric Bypass Surgery

> **NCT01138475** · PHASE3 · COMPLETED · sponsor: **Kerstyn C. Zalesin, M.D.** · enrollment: 49 (actual)

## Conditions studied

- Gastric Bypass
- Parathyroid Hormone

## Interventions

- **DRUG:** Paricalcitol
- **DRUG:** Cholecalciferol
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT01138475
- **Lead sponsor:** Kerstyn C. Zalesin, M.D.
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2010-07
- **Primary completion:** 2015-08
- **Final completion:** 2015-08
- **Target enrollment:** 49 (ACTUAL)
- **Last updated:** 2017-03-22

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01138475

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01138475, "Trial Of Paricalcitol and Cholecalciferol(Vitamin D3) in the Treatment Of Secondary Hyperparathyroidism in Patients After ROUX-EN-Y Gastric Bypass Surgery". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT01138475. Licensed CC0.

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