Non-dihydropyridine calcium channel blockers act predominantly centrally to decrease heart rate (chronotropy) and contractility (inotropy). Calcium channel blockers are used to treat hypertension ...

Chronic heart failure (CHF ... α-receptor blockers that can increase mortality in HF should be avoided. The dihydropyridine group of calcium channel blockers are good antihypertensive medications ...

The symptoms include palpitations from the rapid heart rate. If hypotension ensues ... such as beta-blockers or non-dihydropyridine calcium channel blockers. Adenosine can, at times, terminate ...