a bitter, white, crystalline powder, CHClNOS, that dilates blood vessels, used in treating angina pectoris, hypertension, etc.
in full diltiazem hydrochloride
A calcium channel blocker drug, C22H26N2O4S, that acts as a coronary vasodilator and is used in the form of its hydrochloride to treat angina pectoris and hypertension.
Origin of diltiazem(vaso)dil(ator) + -tiazem, suff. for calcium channel blockers (shortening and alteration of benzothiazepine, class of compounds : benzo– + thi(o)– + az(o)– + ep(oxide) + –ine2).