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External Oblique Intercostal Block With or Without Intravenous Lidocaine Infusion for Analgesia in Patients Undergoing Gastric Bypass Surgery

RecruitingNAAges 18 Years - 60 YearsAllMenoufia University
NCT07809425 on ClinicalTrials.gov โ†—
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In plain words

What the trial is, and whether it could suit you

Adding a perioperative lidocaine infusion (1.5 mg/kg loading + 1.5 mg/kg/h) to bilateral EOIB and low dose fentanyl loading reduces intraoperative fentanyl consumption (ANI guided rescue) compared to placebo, without increasing adverse events.

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๐Ÿ“‹ Eligibility rules (as published)
Inclusion Criteria: * Age 18-60 years. * BMI โ‰ฅ 35 kg/mยฒ. * ASA physical status II or III. * Scheduled for elective laparoscopic Roux en Y gastric bypass. * Ability to provide written informed consent. Exclusion Criteria: * Refusal. * Allergy or contraindication to lidocaine, fentanyl, ropivacaine, or any study medication. * Chronic opioid use or dependence. * Significant hepatic (AST/ALT\> 3ร— normal, cirrhosis) or renal impairment (CrCl\< 30 mL/min). * Second or third degree AV block or significant bradyarrhythmia without pacemaker. * Coagulopathy, anticoagulation incompatible with regional anesthesia, or infection at block site. * Pregnancy or lactation. * Severe psychiatric or cognitive disorder. * Failed bilateral EOIB (absence of sensory loss in T6-T10 after 30 min) - excluded from analysis.
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What it tests

  • Investigatore hypothesize that adding a perioperative lidocaine infusion (1.5 mg/kg loading + 1.5 mg/kg/h) to bilateral EOIB and low dose fentanyl loading reduces intraoperative fentanyl consumption.
  • Bilateral EOIB + fentanyl 1 ฮผg/kg loading + normal saline loading (equivalent volume) + normal saline infusion (equivalent rate).
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Where

1 site
Faculty of Medicine
Alexandria, Egypt
๐Ÿค Taking part is your choice, and you can leave at any time. Only the trial team can confirm you are eligible โ€” always decide together with your own doctor.
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