New study tests safer way to numb legs for surgery
NCT ID NCT07616882
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests two methods of giving spinal anesthesia for lower limb surgery: a single injection versus a split dose given in two parts. The goal is to see which method causes fewer drops in blood pressure. One hundred adults aged 18 to 60 will take part.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- bupivacaine (a numbing medicine)
- What this could lead to
- If one method causes fewer blood pressure drops, it could lead to safer spinal anesthesia for leg surgeries.
- What could go wrong
- This is a small, early-phase study. The results may not apply to all patients or surgeries, and the best dosing method may not be 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
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
-
About 100 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
-
Apr 2027
An estimate. Start dates often move.
- Expected to finish
-
Oct 2027
An estimate. End dates often move.
- Lead sponsor
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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
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18 to 60 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * ASA I and II * Adults 18 to 60 years of age of either gender * height from 160 to 182cm and BMI from 15 to 29.9kg/m2 Exclusion Criteria: * ASA III and IV * Refusal of consent * any known renal, hepatic, cardiac or cerebrovascular disease * hypersensitivity to local anaesthetics drug * spinal deformity or any contra indications to spinal anesthesia
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Liaquat National Hospital
Karachi, Sindh, 74000, Pakistan