Coronary blood circulation

Coronary blood circulation is the physiological system responsible for supplying oxygenated blood to the heart muscle and removing deoxygenated blood and metabolic waste (Source: StatPearls [1]). It is not a specific molecular target, such as a receptor or enzyme, but rather a complex anatomical and functional process involving the coronary arteries, capillaries, and cardiac veins (Source: NIH/NCBI [2]). In a pharmacological context, drugs are developed to target specific components within this system, such as the L-type calcium channels in vascular smooth muscle or adrenergic receptors in the myocardium, to improve blood flow or reduce the heart's workload (Source: PubMed [3]). Impairment of this circulation, typically due to atherosclerosis or vasospasm, leads to coronary artery disease, which can manifest as chest pain (angina) or result in tissue death (myocardial infarction) (Source: Wikipedia [4]). Effective therapeutic strategies involve a combination of vasodilators, antiplatelet agents, and lipid-lowering drugs to maintain the integrity and functionality of this circulatory network (Source: PubChem [5]).

Other names

Coronary circulationMyocardial blood flowHeart blood supply

Drugs do not target 'coronary blood circulation' as a single molecule; instead, they modulate it by acting on specific receptors (e.g., beta-adrenergic receptors), ion channels (e.g., L-type calcium channels), or enzymes (e.g., HMG-CoA reductase) to promote vasodilation, reduce myocardial oxygen demand, or prevent atherosclerotic plaque progression.