What are calcium ion antagonists?

Calcium ion antagonists generally refer to calcium antagonists. There are many kinds of calcium antagonists, which can be divided into dihydropyridines, bentazepines, phenylalkylamines and triphenylpiperazines.

1. Dihydropyridines

include nimodipine, felodipine, nicardipine, nifedipine, amlodipine, nitrendipine, nisodipine, lercandipine, lacidipine and benidipine.

2. Diltiazem is the

representative drug of bentazepines, which can act on myocardial and vascular smooth muscle, and inhibit calcium ion influx while depolarizing.

3. Phenylalkylamines

are verapamil, which can dilate blood vessels and achieve the purpose of lowering blood pressure.

4. Triphenylpiperines

include cinarizine, lidofluzine and flunarizine.