Irbesartan Tablet is not usually taken 2 times in 1 day. Irbesartan Tablet belongs to angiotensin II receptor blocker, is a long-acting antihypertensive drug, mainly used for the treatment of essential hypertension, congestive heart failure, type 2 diabetic nephropathy combined with hypertension. Usually, the instructions of this drug recommend 1 tablet once a day; if the antihypertensive effect is not satisfied after taking the drug, you can increase the dose to 2 tablets once a day; if you can’t achieve a satisfactory antihypertensive effect, you can combine with other antihypertensive drugs, such as hydrochlorothiazide, nifedipine, etc., but the drug is not recommended 2 times a day! Irbesartan tablets may cause dizziness, tachycardia, nausea, vomiting, fatigue and other discomforts; allergic to Irbesartan tablets ingredients, women in the 4th to 9th month of pregnancy is prohibited; and driving a motor vehicle and operating machinery need to pay attention to avoid dizziness, fatigue and other discomforts that lead to accidents after taking the drug; and at the same time, you need to monitor the blood pressure after taking the drug, to avoid resulting in low blood pressure. If you need to take Irbesartan tablets for treatment due to medical conditions, it is recommended to decide the dosage and learn the precautions after a comprehensive assessment by a doctor.