An antianginal is a drug used in the treatment of angina pectoris, a symptom of ischaemic heart disease.
Drugs used are nitrates, beta blockers, or calcium channel blockers.
Nitrates cause vasodilation of the venous capacitance vessels by stimulating the endothelium-derived relaxing factor (EDRF). Used to relieve both exertional and vasospastic angina by allowing venous pooling, reducing the pressure in the ventricles and so reducing wall tension and oxygen requirements in, the heart. Short-acting ...
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