1. Advantages of candesartan ester tablets: as an angiotensin II receptor antagonist, it can counteract the vasoconstrictor effect of angiotensin and reduce blood pressure, and candesartan is the strongest affinity with the receptor in the same class of drugs, and the effect of the time is also long, and the drug can be used once a day to smooth and effectively play the role of lowering blood pressure in general. In addition, it can improve fibrinolytic activity and promote the recovery of vascular endothelial function. 2.Disadvantages of candesartan ester tablets: it may lead to angioedema, shock, syncope, acute renal failure, hyperkalemia, deterioration of liver function, granulocyte deficiency, rhabdomyolysis, interstitial pneumonitis and other serious adverse reactions. When using candesartan ester tablets for the treatment of hypertension, the drug should be used under the guidance of a physician, must strictly grasp the contraindications, and do a good job of blood pressure monitoring, according to the blood pressure level and timely adjustment of the dosage of the drug, in order to avoid the occurrence of serious adverse reactions.