Surgery shock: common blood pressure drug may be better than another, study finds
NCT ID NCT04789330
First seen Jan 11, 2026 · Last updated May 23, 2026 · Updated 20 times
Summary
This study tested two drugs, norepinephrine and phenylephrine, to treat low blood pressure during major surgery under general anesthesia. Over 3,600 adults having long surgeries (over 2 hours) took part. The goal was to see which drug leads to fewer serious problems like kidney injury or death within 30 days after surgery. Results will help doctors choose the best option for safer surgery.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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Ronald Reagan UCLA Medical Center
Los Angeles, California, 90095, United States
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UCSF Medical Center at Mission Bay
San Francisco, California, 94158, United States
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UCSF Medical Center at Mount Zion
San Francisco, California, 94115, United States
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UCSF Medical Center at Parnassus
San Francisco, California, 94143, United States
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Zuckerberg San Francisco General Hospital
San Francisco, California, 94110, United States
Conditions
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