Alisatan ester tablets are used for the treatment of hypertension, which can cause fever, palpitations (rapid heartbeat, often accompanied by panic), nausea, dizziness, headache and other adverse reactions. Alisatan ester tablets, the main ingredient of which is alisatan ester, can be used for the treatment of mild and moderate essential hypertension; elderly patients with severe hepatic and renal function, cardiac hypoplasia, should be observed during the use of the drug and adjust the dose of the drug under the guidance of a doctor. Alisatan ester tablets can cause fever, fatigue, nausea, stomach upset, stomach pain, left-sided back pain, dizziness, head swelling, nasal congestion, cough, itching, dysuria, dysmenorrhea and other adverse reactions; allergic to alisatan ester tablets is prohibited, the end of pregnancy and breastfeeding is prohibited. It is recommended to use alisatan ester tablets under the guidance of a doctor, not blindly self-medication.