# Interaction of Melatonin and MTNR1B Genotype on Glucose Control - Study 1

> **NCT02642640** · NA · COMPLETED · sponsor: **Brigham and Women's Hospital** · enrollment: 23 (actual)

## Conditions studied

- Glucose
- Circadian Rhythm
- Melatonin
- Genes

## Interventions

- **DIETARY_SUPPLEMENT:** melatonin
- **DRUG:** placebo

## Key facts

- **NCT ID:** NCT02642640
- **Lead sponsor:** Brigham and Women's Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2016-11
- **Primary completion:** 2022-03-24
- **Final completion:** 2022-03-24
- **Target enrollment:** 23 (ACTUAL)
- **Last updated:** 2026-02-12

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02642640

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02642640, "Interaction of Melatonin and MTNR1B Genotype on Glucose Control - Study 1". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT02642640. Licensed CC0.

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