Protein in blood may predict how seniors react to sedation

NCT ID NCT07280663

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This completed early-phase study looked at 128 older adults (60+) having knee replacement surgery. Researchers measured a protein called neurofilament light chain in the blood and checked how sensitive patients were to the sedative remazolam. The goal was to see if higher protein levels—which can indicate nerve damage—relate to needing less sedation or having more side effects. The findings could help doctors personalize anesthesia for elderly patients, but the study is small and only explores a possible link, not a treatment.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Remazolam

What this could lead to

If successful, this could help anesthesiologists tailor sedation doses for older patients, potentially reducing risks like confusion or falls after surgery.

What could go wrong

This is a very early, small study (128 people) that only looks for a link between a protein and drug sensitivity. It does not test a new treatment, so direct benefits are uncertain.

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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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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Second Hospital of Shanxi Medical University

    Taiyuan, Shanxi, 030001, China