# Intrathecal Hydromorphone vs Intrathecal Morphine to Treat Post Cesarean Pain in Patients With Opioid Use Disorder Taking Buprenorphine

> **NCT06784180** · PHASE4 · WITHDRAWN · sponsor: **University of North Carolina, Chapel Hill**

## Conditions studied

- Opioid Use Disorder

## Interventions

- **DRUG:** Morphine
- **DRUG:** Bupivacaine
- **DRUG:** Fentanyl
- **DRUG:** Hydromorphone

## Key facts

- **NCT ID:** NCT06784180
- **Lead sponsor:** University of North Carolina, Chapel Hill
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2026-02
- **Primary completion:** 2029-01
- **Final completion:** 2029-01
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Inability to recruit participants
- **Last updated:** 2026-03-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06784180

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06784180, "Intrathecal Hydromorphone vs Intrathecal Morphine to Treat Post Cesarean Pain in Patients With Opioid Use Disorder Taking Buprenorphine". Retrieved via AI Analytics 2026-07-03 from https://api.ai-analytics.org/clinical/NCT06784180. Licensed CC0.

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