# Impact of CYP3A4*1G Polymorphism on Non-analgesic Effects of Fentanyl in Chinese Han Patients

> **NCT03869346** · — · UNKNOWN · sponsor: **Peking University People's Hospital** · enrollment: 200 (estimated)

## Conditions studied

- Fentanyl

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT03869346
- **Lead sponsor:** Peking University People's Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2019-03-10
- **Primary completion:** 2021-03-10
- **Final completion:** 2021-05-20
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2019-09-06

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03869346

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03869346, "Impact of CYP3A4*1G Polymorphism on Non-analgesic Effects of Fentanyl in Chinese Han Patients". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03869346. Licensed CC0.

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