Pain relief showdown: ketamine vs lidocaine after surgery
NCT ID NCT07248384
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested two common painkillers, ketamine and lidocaine, to see which works better for pain after gallbladder removal. 76 adults were randomly assigned to receive one of the drugs right after surgery. Researchers measured their pain levels over the next 24 hours. The goal is to find a better way to manage post-surgery 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 lidocaine (given as single IV injections after surgery)
- What this could lead to
- If one drug works better, it could offer a simple, low-cost way to ease pain after gallbladder surgery.
- What could go wrong
- This is a small, early-phase trial with only 76 people. Results may not apply to other surgeries or patients, and both drugs have side effects like dizziness or nausea.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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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
-
Liaquat National Hospital, Anesthesiology Department
Karachi, Sindh, 74800, Pakistan
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