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The main functions of nitric oxide donor drugs include vasodilation, lowering blood pressure, treating cardiovascular diseases, and erectile dysfunction. ‌

There are three types of calcium channel blockers: the first type is phenylalkylamine, such as verapamil, the second type is dihydropyridine

Calcium channel blockers are drugs used for diseases such as hypertension, coronary heart disease, and arrhythmia.

The mechanism of action of calcium channel blockers is mainly used to lower blood pressure, which is a common medication for lowering blood pressure.

Commonly used anti platelet aggregation drugs, such as aspirin and polivix, are anti platelet aggregation drugs.

Cardiovascular system drugs mainly include anti angina drugs, anti arrhythmic drugs, anti hypertensive drugs, lipid-lowering drugs, antiplatelet aggregation drugs, etc.

Diuretics have the effects of increasing urine output, promoting water excretion in the body, and lowering blood pressure.

The three types of diuretics have different mechanisms of action, efficacy, and precautions.

Diuretics promote the excretion of sodium and water through their diuretic effect, reduce blood volume, mainly alleviate cardiac preload, and alleviate systemic congestion and pulmonary congestion.

Diuretics refer to a type of medication that can promote the elimination of electrolytes (mainly sodium ions) and water in the body, thereby increasing urine output.

Antipyretic (cooling): reduces central PG synthesis, lowers the body temperature of febrile individuals, and has little effect on those with normal body temperature.

When used in combination with furosemide, it competes with the renal tubular secretion system, leading to reduced salicylic acid excretion and cumulative toxicity