Prinzmetal angina

A coronary artery vasospasm characterized by spasms of the coronary arteries that occur while at rest, generally late at night or early in the morning, resulting in severe chest pain with preserved exercise capacity.

Medications that may treat it

almotriptan amlodipine dihydroergocristine dihydroergotamine diltiazem eletriptan ergoloid mesylates, USP ergonovine ergotamine felodipine frovatriptan isradipine

Also known as: Prinzmetal's angina; Prinzmetal's variant angina; angina inversa; variant angina; variant angina pectoris