# Melatonin and Risk Of Cardiovascular Events And Malignant Tumors In The Elderly

> **NCT04631341** · NA · NOT_YET_RECRUITING · sponsor: **RenJi Hospital** · enrollment: 10000 (estimated)

## Conditions studied

- Cardiovascular Diseases

## Interventions

- **DIETARY_SUPPLEMENT:** Melatonin

## Key facts

- **NCT ID:** NCT04631341
- **Lead sponsor:** RenJi Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2021-01-01
- **Primary completion:** 2026-01-01
- **Final completion:** 2026-12-31
- **Target enrollment:** 10000 (ESTIMATED)
- **Last updated:** 2020-11-17

## Collaborators

- [object Object]
- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04631341

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04631341, "Melatonin and Risk Of Cardiovascular Events And Malignant Tumors In The Elderly". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04631341. Licensed CC0.

---

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