NCT07809425Recruiting
External Oblique Intercostal Block With or Without Intravenous Lidocaine Infusion for Analgesia in Patients Undergoing Gastric Bypass Surgery
External Oblique Intercostal Block With or Without Intravenous Lidocaine Infusion for Analgesia in Patients Undergoing Gastric Bypass Surgery: a Randomized Controlled Trial
Source: ClinicalTrials.gov · Last updated 11 Sept 2026
Brief summary (registry, in English)
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.
- Status (registry)
- Recruiting
- Study type
- Interventional
- Enrollment
- 100 (estimated)
- First submitted
- 30 Aug 2026
- Start date
- 15 Sept 2026
- Primary completion date
- 15 Jan 2027
- Lead sponsor
- Menoufia University
- Diseases
- Obesity
- NCT number
- NCT07809425
What you commit to
- Study type: Interventional
- Planned participants: 100
- From 15 Sept 2026 to the primary completion date, 15 Jan 2027
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Other illness
- Allergy or contraindication to lidocaine, fentanyl, ropivacaine, or any study medication.
- Coagulopathy, anticoagulation incompatible with regional anesthesia, or infection at block site.
- Severe psychiatric or cognitive disorder.
Lab values
- Significant hepatic (AST/ALT\> 3× normal, cirrhosis) or renal impairment (CrCl\< 30 mL/min).
Other
- Refusal.
- Chronic opioid use or dependence.
- Second or third degree AV block or significant bradyarrhythmia without pacemaker.
- Pregnancy or lactation.
- Failed bilateral EOIB (absence of sensory loss in T6-T10 after 30 min) - excluded from analysis.
Who the study is looking for
- Age 18-60 years.
- BMI ≥ 35 kg/m².
- ASA physical status II or III.
- Scheduled for elective laparoscopic Roux en Y gastric bypass.
- Ability to provide written informed consent.
Age in the registry: 18 years to 60 years · Sex: All · Does not accept healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Faculty of Medicine Coordinator of this site? Confirm its status | Alexandria | Egypt | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.