# Relationship of Nocturnal Concentrations of Melatonin, γ-aminobutyric Acid and Total Antioxidants With Insomnia

> **NCT03202121** · — · UNKNOWN · sponsor: **China Rehabilitation Research Center** · enrollment: 75 (actual)

## Conditions studied

- Insomnia

## Interventions

- **OTHER:** insomnia group
- **OTHER:** non-insomnia group
- **OTHER:** normal control

## Key facts

- **NCT ID:** NCT03202121
- **Lead sponsor:** China Rehabilitation Research Center
- **Sponsor class:** OTHER_GOV
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2011-07-01
- **Primary completion:** 2018-12
- **Final completion:** 2019-03
- **Target enrollment:** 75 (ACTUAL)
- **Last updated:** 2018-07-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03202121

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03202121, "Relationship of Nocturnal Concentrations of Melatonin, γ-aminobutyric Acid and Total Antioxidants With Insomnia". Retrieved via AI Analytics 2026-05-31 from https://api.ai-analytics.org/clinical/NCT03202121. Licensed CC0.

---

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