Etripamil Nasal Spray: A New At-Home Treatment for PSVT

March 2026

Rx etripamil (Cardamyst) will be the first nasal spray for home treatment of paroxysmal supraventricular tachycardia (PSVT).

This arrhythmia leads to over 200,000 ED visits each year.

Etripamil is a fast-acting nondihydropyridine calcium channel blocker that’s structurally similar to verapamil.

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