Valsartan tablets are an angiotensin receptor antagonist. Valsartan Tablet is usually an angiotensin II receptor antagonist antihypertensive drug, which can block angiotensin II type II receptor, increase plasma angiotensin level, stimulate unclosed AT2 receptor, and antagonize the action of AT1 receptor, so as to achieve the effect of inhibiting vasoconstriction and the release of aldosterone, dilating blood vessels and lowering blood pressure. The main active ingredient is valsartan, which can be used to treat mild to moderate essential hypertension. When a patient receives medication, the doctor must develop an appropriate plan that takes into account the physical condition and the severity of the condition. If dosage adjustments are needed, a specialized doctor or pharmacist must be consulted. Adverse reactions such as cough, rash, angioedema, renal failure, vasculitis can occur in some patients, and it is prohibited for patients who are allergic to valsartan or any other excipients in this product. If you need to take valsartan tablets, it is recommended to take them under the guidance of a doctor to avoid blind use of the drug.