# Hydromorphone vs Fentanyl in Children Undergoing Tonsillectomy Surgery

> **NCT04230681** · EARLY_PHASE1 · COMPLETED · sponsor: **Washington University School of Medicine** · enrollment: 189 (actual)

## Conditions studied

- Obstructive Sleep Apnea
- Tonsillitis

## Interventions

- **DRUG:** Hydromorphone
- **DRUG:** Fentanyl

## Key facts

- **NCT ID:** NCT04230681
- **Lead sponsor:** Washington University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-02-26
- **Primary completion:** 2022-04-01
- **Final completion:** 2022-04-01
- **Target enrollment:** 189 (ACTUAL)
- **Last updated:** 2024-12-18

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04230681

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04230681, "Hydromorphone vs Fentanyl in Children Undergoing Tonsillectomy Surgery". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04230681. Licensed CC0.

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