# Opioid-Free vs Opioid-Based Anesthesia in Bariatric Surgery

> **NCT07337135** · NA · COMPLETED · sponsor: **Hospital dos Lusíadas** · enrollment: 60 (actual)

## Conditions studied

- Morbid Obesity
- Postoperative Pain
- Opioid Free Anesthesia
- Bariatric Surgery

## Interventions

- **DRUG:** Opioid-Based Anesthesia (Remifentanil-Based Protocol)
- **DRUG:** Opioid-Free Anesthesia (Dexmedetomidine-Ketamine-Lidocaine Protocol)

## Key facts

- **NCT ID:** NCT07337135
- **Lead sponsor:** Hospital dos Lusíadas
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2023-10-02
- **Primary completion:** 2024-04-19
- **Final completion:** 2024-04-21
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2026-02-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07337135

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07337135, "Opioid-Free vs Opioid-Based Anesthesia in Bariatric Surgery". Retrieved via AI Analytics 2026-06-16 from https://api.ai-analytics.org/clinical/NCT07337135. Licensed CC0.

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