Sartan antihypertensive drugs have similar effects, there is no which one is the best, it is recommended to choose the appropriate antihypertensive drug under the guidance of a physician. 1. Sartan antihypertensive drugs mainly act on the angiotensin II receptor, which can ultimately inhibit the generation of angiotensin II, reduce the tension of blood vessels, and play the role of vasodilatation. 2. Sartan antihypertensive drugs include valsartan, irbesartan, ali-sartan, etc. Although it is the same class of drugs, but there are some differences in the efficacy of different drugs, the patient’s response to the drug will also be different, so it is not possible to assess the efficacy of each antihypertensive drug, depending on the patient’s effect on which drug is considered the best. 3. The adverse reactions of sartan antihypertensive drugs include influenza drug reaction, headache, dizziness, nausea, vomiting, and elevated blood potassium. 4. Allergy to the components of the drug, lactating women during pregnancy, patients with severe renal impairment are prohibited. In the use of medication, must follow the doctor’s instructions, rational application of drugs, do not arbitrarily use drugs, to avoid causing serious side effects as well as adverse reactions.