# Intraoperative Lidocaine and Combined With Ketamine on Opioid After Bariatric Surgery

> **NCT04524130** · PHASE4 · COMPLETED · sponsor: **Mahidol University** · enrollment: 87 (actual)

## Conditions studied

- Laparoscopic Bariatric Surgery

## Interventions

- **DRUG:** Lidocaine Hydrochloride
- **DRUG:** Ketamine
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT04524130
- **Lead sponsor:** Mahidol University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-04-01
- **Primary completion:** 2024-10-30
- **Final completion:** 2025-01-31
- **Target enrollment:** 87 (ACTUAL)
- **Last updated:** 2025-05-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04524130

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04524130, "Intraoperative Lidocaine and Combined With Ketamine on Opioid After Bariatric Surgery". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04524130. Licensed CC0.

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