# Optimal Bupivacaine Dose for Initiation of Labor Epidural Techniques

> **NCT04814537** · PHASE4 · COMPLETED · sponsor: **Brigham and Women's Hospital** · enrollment: 100 (actual)

## Conditions studied

- Labor Pain
- Analgesia

## Interventions

- **DRUG:** Bupivacaine Hydrochloride

## Key facts

- **NCT ID:** NCT04814537
- **Lead sponsor:** Brigham and Women's Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-02-25
- **Primary completion:** 2022-03-23
- **Final completion:** 2022-03-23
- **Target enrollment:** 100 (ACTUAL)
- **Last updated:** 2022-08-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04814537

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04814537, "Optimal Bupivacaine Dose for Initiation of Labor Epidural Techniques". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04814537. Licensed CC0.

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