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Ketamine, Lidocaine, and Placebo for Postoperative Pain After Laparoscopic Cholecystectomy

Perioperative Ketamine, Lidocaine, and Placebo for Postoperative Pain After Laparoscopic Cholecystectomy: A Double-Blind Randomized Controlled Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
PACTR
Registry ID
PACTR202607476362394
Enrollment
120
Registered
2026-07-27
Start date
2024-12-19
Completion date
Unknown
Last updated
2026-09-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Digestive System Surgery Anaesthesia

Interventions

Lidocaine
Ketamine
Placebo

Sponsors

Anaesthesia and intensive care Department at Farhat HACHED University Teaching Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Elective laparoscopic cholecystectomy for uncomplicated gallstone disease - Age =18 years - An American Society of Anesthesiologists (ASA) physical status of I–III - Patient provided written informed consent

Exclusion criteria

Exclusion criteria: - History of chronic pain - Analgesic use within 24 h before surgery - Psychiatric disorders or antidepressant therapy - Inability to understand or use the visual analogue scale (VAS) - Body mass index >35 kg m-2 - Pregnancy or breastfeeding - Anticipated difficult airway requiring rapid-sequence induction - Acute cholecystitis - Contraindications to any study medication - Conversion to laparotomy was required - Postoperative abdominal drainage inserted - Major perioperative anaesthetic or surgical complications occurred during the first 24 postoperative hours - Postoperative admission to an intensive care unit.

Design outcomes

Primary

MeasureTime frame
Postoperative pain intensity during the first 24 postoperative hours. Pain intensity was assessed using a 10-cm VAS at admission to the post-anaesthesia care unit (PACU) (E0) and at 6 h (E1), 12 h (E2), 18 h (E3), and 24 h (E4) after surgery

Secondary

MeasureTime frame
Morphine consumption in the PACU, time to first rescue analgesic request, the proportion of patients requiring rescue analgesia, total intraoperative sufentanil consumption, sleep quality during the first postoperative night, and treatment-related adverse events.

Countries

Tunisia

Contacts

Public ContactMayssa MSALLEM

fellow ship in medecine at Anaesthesia and intensive care Department of Farhat HACHED University Teaching Hospital Universite du centre

maissa.msallem.mm@gmail.com+21658982909

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026