Olmesartan ester tablets are a long-acting antihypertensive drug. Olmesartan ester tablets are mainly used in the treatment of high blood pressure. The drug has a final elimination half-life of about 13 hours, which allows for once-daily dosing, making it a long-acting antihypertensive drug. Common adverse reactions to olmesartan ester tablets include dizziness, back pain, bronchitis, elevated creatine phosphokinase, diarrhea, headache, hematuria, hyperglycemia, hypertriglyceridemia, flu-like symptoms, pharyngitis, rhinitis, and sinusitis. Other adverse reactions include: chest pain, malaise, pain, peripheral edema, abdominal pain, dyspepsia, gastroenteritis, nausea, tachycardia, hypercholesterolemia, hyperlipidemia, hyperuricemia, arthralgia, arthritis, myalgia, bone pain, rash, facial edema. The use of drugs need to pay attention to: to olmesartan ester tablets in the drug components of the patient is prohibited; prohibit the combination of olmesartan ester tablets and aliskiren for the treatment of diabetic patients; children under 6 years of age, the effectiveness of the use of the drug is not clear, children under the age of 1 years can not be used; pregnant women and breastfeeding women use of the drug is unclear, need to weigh the pros and cons of the use of the drug. If you need to use Olmesartan ester tablets, please consult a professional doctor, follow the doctor’s instructions for reasonable use of medication.