Calcium may shield heart patients from blood pressure drop during emergency treatment

NCT ID NCT05661942

First seen Nov 11, 2025 · Last updated May 14, 2026 · Updated 20 times

Summary

This study tested whether giving calcium before the heart medication diltiazem can prevent a sudden drop in blood pressure. 92 adults with a fast heart rate due to atrial fibrillation or flutter took part. Researchers compared calcium pre-treatment to a placebo to see if it reduced the risk of drug-induced low blood pressure.

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Contacts and locations

Locations

  • Advocate Christ Medical Center Emergency Department (ACMC ED)

    Oak Lawn, Illinois, 60453, United States

Conditions

Explore the condition pages connected to this study.