(redirected from Isoptin sr)
Also found in: Thesaurus, Medical.


A calcium channel blocker drug, C27H38N2O4, that acts as a coronary vasodilator and is used in its hydrochloride form to treat hypertension and certain cardiac arrhythmias.

[vera(tryl), one of its constituents (from New Latin Vērātrum, hellebore genus; see veratrine) + -pamil, vasodilating drug suffix (perhaps p(ropyl) + am(ino) + (nitr)il(e)).]


(Pharmacology) med a calcium-channel blocker used in the treatment of angina pectoris, hypertension, and some types of irregular heart rhythm


(ˌvɪər əˈpæm əl, ˌvɛr-)

a white, crystalline powder, C27H38N2O4, used as a calcium blocker in the treatment of angina and certain arrhythmias.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.verapamil - a drug (trade names Calan and Isoptin) used as an oral or parenteral calcium blocker in cases of hypertension or congestive heart failure or angina or migraine
calcium blocker, calcium-channel blocker - any of a class of drugs that block the flow of the electrolyte calcium (either in nerve cell conduction or smooth muscle contraction of the heart); has been used in the treatment of angina or arrhythmia or hypertension or migraine


n verapamilo, verapamil m
References in periodicals archive ?
It has entered into an agreement to market verapamil hydrochloride extended-release tablets, a generic version of Isoptin SR.
5 mg BID or DyanaCirc CR 5 mg QD (SR) Nicardipine (*) Cardene, 20 mg TID or Cardene SR 30 mg BID (SR) Nifedipine Adalat CC, 30 mg QD Procardia XL Nisoldipine Sular 20 mg QD Verapamil (*) Calan, 80 mg TID or Calan SR, 120-240 mg QD Isoptin, (SR) Isoptin SR, Verelan, Verelan PM Classification/Drug Usual Dosage Range Amlodipine 2.