Calcium channel blockers' main uses are to treat heart and circulatory conditions. In the United States, they’ve been previously approved to treat the following: High blood pressure (hypertension). Arrhythmias (irregular heartbeat rhythms). Chest pain (angina). Coronary artery spasm. Hypertrophic cardiomyopathy (enlarged heart).

2023年8月23日 · Calcium channel blockers are medicines used to lower blood pressure. They stop calcium from entering the cells of the heart and arteries. Calcium causes the heart and arteries to squeeze more strongly. By blocking calcium, calcium channel blockers allow blood vessels to relax and open.

2024年2月22日 · CCBs block the inward movement of calcium by binding to the L-type “long-acting” voltage-gated calcium channels in the heart, vascular smooth muscle, and pancreas. Two major categories of CCBs are based on their primary physiological effects.

2024年5月15日 · While all approved calcium channel blockers inhibit the L-type calcium channel on cells, they are divided into two major categories based upon their predominant physiologic effects: the dihydropyridines, which are predominantly vasodilators and generally have limited chronotropic and inotropic effects, and the non-dihydropyridines, which are ...

2021年11月23日 · Calcium channel blockers (CCBs) are a class of medications used to treat high blood pressure (hypertension). They work by blocking some of the calcium that enters the …

2023年2月23日 · Calcium channel blockers (CCBs) are medications that treat high blood pressure and other heart-related health conditions. Common CCB side effects include constipation, swelling in the arms and legs, and a slow heart rate.

2021年10月8日 · Calcium channel blockers may be more effective for people of African descent than other blood pressure medications. They also are used for treating: Pulmonary hypertension; Raynaud's syndrome; Cardiomyopathy; Subarachnoid hemorrhage; Calcium channel blockers are also used in the prevention of migraine headaches.

2023年12月18日 · Calcium channel blockers work by slowing the movement of calcium into the cells of the heart and blood vessel walls, which makes it easier for the heart to pump and widens blood vessels. Because...

2023年11月8日 · Calcium channel blockers are effective and widely used medications for treating high blood pressure and several heart conditions. They work by relaxing blood vessels and reducing pressure on the...

Calcium channel blockers (CCBs) are a group of medicines commonly prescribed to treat conditions of the heart and blood vessels, such as hypertension (high blood pressure), angina, some abnormal heart rhythms and Raynaud’s phenomenon (a condition resulting in painful and cold fingers and toes due to narrowing of the arteries in the hands and feet).