# High Dose Vitamin-D Substitution in Patients With COVID-19: a Randomized Controlled, Multi Center Study

> **NCT04525820** · NA · COMPLETED · sponsor: **Prof. Dr. Jörg Leuppi** · enrollment: 80 (actual)

## Conditions studied

- Covid19
- Vitamin D Deficiency
- Corona Virus Infection
- ARDS
- Coronavirus
- SARS-CoV Infection

## Interventions

- **DRUG:** Single high dose vitamin D
- **DRUG:** Placebo
- **DRUG:** Treatment as usual vitamin D

## Key facts

- **NCT ID:** NCT04525820
- **Lead sponsor:** Prof. Dr. Jörg Leuppi
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-12-15
- **Primary completion:** 2021-08-30
- **Final completion:** 2021-11-30
- **Target enrollment:** 80 (ACTUAL)
- **Last updated:** 2023-02-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04525820

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04525820, "High Dose Vitamin-D Substitution in Patients With COVID-19: a Randomized Controlled, Multi Center Study". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT04525820. Licensed CC0.

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