Could a cheap mineral shield the brain after cardiac arrest?

NCT ID NCT06455514

Recruiting now Disease control Sponsor: NYU Langone Health Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether giving magnesium sulfate soon after a cardiac arrest can protect the brain from damage. Researchers will give 178 patients either magnesium or a saltwater solution within two hours of their heart restarting. The main goal is to see if the treatment is safe and practical to deliver, not yet to prove it works.

What this could mean

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

Active substance: magnesium sulfate
What this could lead to: If this works, it could point toward a simple, widely available treatment to reduce brain damage after cardiac arrest.
What could go wrong: This is a very early, small pilot study focused on safety and feasibility, not on proving benefit. The treatment may not improve outcomes, and magnesium can cause side effects like low blood pressure.

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.

cardiac arrest

As listed by the trial registrant

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

CARDIAC ARREST RETURN OF SPONTANEOUS CIRCULATION

Contacts and locations

Locations

NYU Langone Health
RECRUITING

New York, New York, 10016, United States

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