# The Roles of Vitamin D and Microbiome in Children With Post-acute COVID-19 Syndromes (PACS) and Long COVID

> **NCT05633472** · NA · COMPLETED · sponsor: **China Medical University Hospital** · enrollment: 33 (actual)

## Conditions studied

- Post-acute COVID-19 Syndromes

## Interventions

- **OTHER:** Vitamin D
- **OTHER:** Placebo

## Key facts

- **NCT ID:** NCT05633472
- **Lead sponsor:** China Medical University Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-10-18
- **Primary completion:** 2024-08-23
- **Final completion:** 2024-08-23
- **Target enrollment:** 33 (ACTUAL)
- **Last updated:** 2025-04-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05633472

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05633472, "The Roles of Vitamin D and Microbiome in Children With Post-acute COVID-19 Syndromes (PACS) and Long COVID". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT05633472. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*
