Ketamine or magnesium: which eases Post-Surgery pain better?
NCT ID NCT07248358
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested whether ketamine or magnesium sulphate provides better pain relief after laparoscopic gallbladder removal. 78 adults were randomly assigned to receive one of the two drugs right after surgery. Pain levels were measured over 24 hours. The goal is to find a more effective way to manage post-operative pain.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- ketamine and magnesium sulphate
- What this could lead to
- If one drug works better, it could give doctors a simple, cheap option to reduce pain after gallbladder surgery.
- What could go wrong
- This is a small, early-phase study with only 78 patients. Results may not apply to everyone, and neither drug may prove clearly better.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
-
78 people
The number who actually took part.
- Started
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Jun 2023
- Finished
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Oct 2025
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 65 years
- Sex
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Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * ASA physical status I-II. Elective laparoscopic cholecystectomy planned under general anesthesia. Normal baseline renal, hepatic, and coagulation profile. Able to give informed consent and communicate pain scores. Negative pregnancy test for women of childbearing age. Exclusion Criteria: * Allergy or hypersensitivity to ketamine, magnesium sulphate, or related drugs. History of psychiatric illness or substance abuse. Chronic use of opioids, benzodiazepines, or MAO inhibitors. Pregnant or breastfeeding women. Chronic pain disorders or use of analgesics within 7 days pre-op. Major hepatic, renal, or cardiovascular dysfunction. History of myopathy or seizure disorders. Patients with atrioventricular block or on calcium-channel blockers. Conversion to open cholecystectomy during surgery
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Anesthesiology Department Liaquat National Hospital and Medical College
Karachi, Sindh, 78400, Pakistan
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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