# Vitamin D Metabolism in Patients With Endocrine Disorders

> **NCT04844164** · PHASE1 · COMPLETED · sponsor: **Endocrinology Research Centre, Moscow** · enrollment: 261 (actual)

## Conditions studied

- Pituitary ACTH Hypersecretion
- Acromegaly
- Diabetes Mellitus, Type 1
- Primary Hyperparathyroidism

## Interventions

- **DRUG:** Cholecalciferol 15000 UNT/ML Oral Solution

## Key facts

- **NCT ID:** NCT04844164
- **Lead sponsor:** Endocrinology Research Centre, Moscow
- **Sponsor class:** OTHER_GOV
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-04-16
- **Primary completion:** 2021-05-15
- **Final completion:** 2021-06-01
- **Target enrollment:** 261 (ACTUAL)
- **Last updated:** 2022-08-11

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04844164

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04844164, "Vitamin D Metabolism in Patients With Endocrine Disorders". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04844164. Licensed CC0.

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