# Randomized Controlled Clinical Trial to Investigate Effects of Vitamin K2 in COVID-19

> **NCT04770740** · NA · COMPLETED · sponsor: **Canisius-Wilhelmina Hospital** · enrollment: 40 (actual)

## Conditions studied

- Covid19

## Interventions

- **DIETARY_SUPPLEMENT:** Vitamin K2 in the form of Menaquinone-7 (MK-7)
- **DIETARY_SUPPLEMENT:** Placebo

## Key facts

- **NCT ID:** NCT04770740
- **Lead sponsor:** Canisius-Wilhelmina Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-02-22
- **Primary completion:** 2022-03-01
- **Final completion:** 2022-03-01
- **Target enrollment:** 40 (ACTUAL)
- **Last updated:** 2022-06-13

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04770740

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04770740, "Randomized Controlled Clinical Trial to Investigate Effects of Vitamin K2 in COVID-19". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04770740. Licensed CC0.

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