Meiasatan potassium tablets gong is mainly used for the treatment of adult essential hypertension. 1. Meiasatan potassium tablets belong to angiotensin II receptor antagonist, is a kind of long-acting antihypertensive drugs, clinically mainly used in the treatment of essential hypertension, can be taken alone, can also be combined with other antihypertensive drugs together. 2. Adverse reactions: The drug may cause dizziness, headache, insomnia, upright hypotension, abnormal taste and other adverse reactions. The use of too large a dose may cause hyperkalemia. 3.Contraindications:Contraindicated in hypersensitivity to the drug and any other excipients of the drug, pregnancy and lactation. The drug should not be used in combination with Aliskiren in patients with diabetes mellitus or renal impairment. 4. Precautions: Blood pressure, creatinine and potassium levels should be monitored during the administration of the drug, and the drug should be discontinued or reduced under the supervision of a physician if abnormalities are detected. The drug should be used under the guidance of a physician, do not increase or decrease the dose without authorization, so as not to cause harm to the body.