# Observation of the Effect of Vitamin D Supplementation on Chronic Course of Patients With Ulcerative Colitis Based on Vitamin D Receptor Fok I Gene Polymorphism

> **NCT04309058** · EARLY_PHASE1 · UNKNOWN · sponsor: **Second Affiliated Hospital of Wenzhou Medical University** · enrollment: 100 (estimated)

## Conditions studied

- Ulcerative Colitis
- Vitamin D Deficiency
- Vitamin D Supplement

## Interventions

- **DRUG:** Vitamin D drops

## Key facts

- **NCT ID:** NCT04309058
- **Lead sponsor:** Second Affiliated Hospital of Wenzhou Medical University
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-03
- **Primary completion:** 2021-03
- **Final completion:** 2021-03
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2020-03-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04309058

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04309058, "Observation of the Effect of Vitamin D Supplementation on Chronic Course of Patients With Ulcerative Colitis Based on Vitamin D Receptor Fok I Gene Polymorphism". Retrieved via AI Analytics 2026-07-01 from https://api.ai-analytics.org/clinical/NCT04309058. Licensed CC0.

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