# Bupivacaine Versus Lidocaine Infiltration for Postoperative Pain in Thyroid Surgery

> **NCT04427904** · PHASE2 · UNKNOWN · sponsor: **St. Joseph's Healthcare Hamilton** · enrollment: 210 (estimated)

## Conditions studied

- Postoperative Pain
- Thyroid Diseases
- Anesthesia, Local

## Interventions

- **DRUG:** Bupivacaine 0.5% with 1:200 000 epinephrine
- **DRUG:** Lidocaine 2% with 1:100 000 epinephrine

## Key facts

- **NCT ID:** NCT04427904
- **Lead sponsor:** St. Joseph's Healthcare Hamilton
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2022-06-01
- **Primary completion:** 2024-12-31
- **Final completion:** 2025-12-31
- **Target enrollment:** 210 (ESTIMATED)
- **Last updated:** 2023-11-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04427904

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04427904, "Bupivacaine Versus Lidocaine Infiltration for Postoperative Pain in Thyroid Surgery". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT04427904. Licensed CC0.

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