Ambonor needs to be taken for a period of time. Ambenol is the trade name and its generic name is Irbesartan Hydrochlorothiazide Tablets. Irbesartan hydrochlorothiazide tablets are used in the treatment of essential hypertension, hypertension is a controllable but not curable disease that requires lifelong treatment, once you start medication, you can not arbitrarily discontinue or change the medication, otherwise it will make the blood pressure rise again, or even difficult to control. Therefore, Irbesartan Hydrochlorothiazide Tablets need to be taken for a period of time, and it is recommended that patients follow the doctor’s instructions to take the medication on time and in accordance with the dosage, and not to increase or decrease the dosage or stop taking the medication on their own, or else it may produce a life-threatening situation. However, this drug should not be used in the 4th to 9th month of pregnancy, breastfeeding, and those who are allergic to Irbesartan Hydrochlorothiazide Tablets. Some patients may experience adverse reactions such as dizziness, nausea, vomiting, edema, and flushing after use. In case of discomfort, it is recommended to go to the hospital immediately for treatment.