Irbesartan is less likely to cause an increase in the heart rate of patients under normal use, and an overdose may lead to symptoms of an elevated heart rate. Irbesartan belongs to the angiotensin II receptor antagonist, after the use of which can inhibit vasoconstriction as well as the release of aldosterone, so as to play a role in lowering blood pressure. It is mainly used in the treatment of essential hypertension and hypertension combined with type 2 diabetic nephropathy. If after taking an overdose, there may be low blood pressure, tachycardia and other discomforts, so the drug after taking an overdose is to elevate the heart rate, at the same time, the drug should be immediately stopped, and take vomiting, gastric lavage and other methods of treatment. Usually the drug may appear postural vertigo, postural hypotension, skeletal muscle pain and other discomforts after taking the drug; it is forbidden for those who are allergic to the components of Irbesartan drug, pregnant women and lactating women; in the process of taking the drug, it is necessary to monitor the blood pressure, liver and kidney functions, to avoid the impact on blood urea nitrogen, serum creatinine and blood potassium. If you need to use the drug, it is recommended to use the drug under the guidance of a doctor, not blindly self-medication to avoid adverse effects.