Which drug best prevents blood pressure drops during spinal anesthesia in older adults?
NCT ID NCT07662408
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This trial tests two medications, norepinephrine and phenylephrine, to see which one better prevents low blood pressure caused by spinal anesthesia in patients aged 60 and older undergoing hip surgery. Participants receive one of the two drugs right after the spinal block, and their heart rate and blood pressure are closely monitored. The goal is to find a safer, more effective way to maintain stable blood pressure during surgery.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- norepinephrine and phenylephrine
- What this could lead to
- If one drug works better, it could become the preferred choice to prevent dangerous drops in blood pressure during spinal anesthesia in older adults.
- What could go wrong
- This is a small, early-phase trial with only 62 patients, so results may not apply to everyone. Both drugs can cause side effects like slow heart rate or high blood pressure.
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 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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About 62 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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May 2026
- Expected to finish
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Mar 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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60 to 100 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: 1. Age 60 years or older. 2. ASA physical status I-III. 3. Scheduled for elective hip surgery under subarachnoid block. 4. Willing to provide written informed consent. Exclusion Criteria: 1. Patient refusal. 2. Contraindications to subarachnoid block. 3. Severe cardiac disease. 4. Uncontrolled hypertension. 5. Allergy to study drugs. 6. Emergency surgery. 7. Monoamine oxidase inhibitor use. 8. Cognitive impairment preventing informed consent.
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Genom att skicka in godkänner du våra Användarvillkor
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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Sohag university hospital
RECRUITINGSohag, Egypt