verapamil

(və rap′ə mil)

noun

a white, crystalline powder, CHClNO, that dilates blood vessels, used in medicine to treat angina pectoris, hypertension, etc.

See verapamil in American Heritage Dictionary 4

noun

A vasodilator, C₂₇H₃₈N₂O₄, that inhibits calcium activity, used in the treatment of hypertension, angina pectoris, and certain cardiac arrhythmias.

Origin:

Origin: vera- (shortening and alteration of valeric acid)

Origin: + -pamil, vasodilating drug suff. (perhaps p(ropyl) + am(ino) + (nitr)il(e))

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