Erenpine is the trade name for Irbesartan Hydrochlorothiazide Tablets, please follow your doctor’s instructions if you can break half of the tablets orally, usually it is not recommended to break half of the tablets orally, in order to prevent the effect of the drug. Irbesartan Hydrochlorothiazide Tablets is a drug for the treatment of essential hypertension, the recommended starting and maintenance dose is 1 tablet once daily, which can be increased to 2 tablets once daily if required. No dosage adjustment is required in the elderly. Irbesartan hydrochlorothiazide tablets belong to the compound preparation, 1 tablet is the maintenance dose, it is not recommended to break half of the tablets to take, in order to prevent the effect of lowering blood pressure. However, the actual situation of the patient has individual differences, please follow the doctor’s instructions. The common adverse reactions of Irbesartan Hydrochlorothiazide Tablets include nausea, vomiting, dizziness, abnormal urination, fatigue and so on. This drug is contraindicated for those who are allergic to any of the ingredients in this product, pregnant and lactating women are contraindicated, and women of childbearing age need to use contraception during the use of the drug, as it may lead to the risk of fetal malformation or even death. This drug is contraindicated in patients with severe renal insufficiency. Irbesartan Hydrochlorothiazide Tablets is a prescription drug, it should be used under the guidance of a doctor, and during the use of the drug, blood pressure should be monitored regularly, regular follow-up, and adjust the dosage if necessary, avoid self-medication to avoid adverse effects.