# Intrathecal Hydromorphone for Postoperative Pain of Anorectal Surgery

> **NCT05579223** · PHASE2 · COMPLETED · sponsor: **Xinhua Hospital, Shanghai Jiao Tong University School of Medicine** · enrollment: 150 (actual)

## Conditions studied

- Acute Pain
- Post Operative Pain
- Anorectal Disorder
- Analgesia

## Interventions

- **DRUG:** Intrathecal Hydromorphone Mono Injection
- **DRUG:** Intrathecal Placebo Mono Injection

## Key facts

- **NCT ID:** NCT05579223
- **Lead sponsor:** Xinhua Hospital, Shanghai Jiao Tong University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-10-17
- **Primary completion:** 2024-01-24
- **Final completion:** 2024-01-27
- **Target enrollment:** 150 (ACTUAL)
- **Last updated:** 2024-01-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05579223

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05579223, "Intrathecal Hydromorphone for Postoperative Pain of Anorectal Surgery". Retrieved via AI Analytics 2026-06-22 from https://api.ai-analytics.org/clinical/NCT05579223. Licensed CC0.

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