# Safety and Efficacy of Medications COVID-19

> **NCT05596617** · NA · COMPLETED · sponsor: **Hospital San Carlos, Madrid** · enrollment: 335 (actual)

## Conditions studied

- Severe Covid-19

## Interventions

- **DRUG:** Oral bedtime melatonin

## Key facts

- **NCT ID:** NCT05596617
- **Lead sponsor:** Hospital San Carlos, Madrid
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-04-22
- **Primary completion:** 2021-05-31
- **Final completion:** 2022-03-31
- **Target enrollment:** 335 (ACTUAL)
- **Last updated:** 2022-10-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05596617

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05596617, "Safety and Efficacy of Medications COVID-19". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT05596617. Licensed CC0.

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