Irbesartan is an angiotensin receptor inhibitor class of antihypertensive drugs, generally does not affect sexual function, but occasionally seen sexual dysfunction adverse reactions. 1. Irbesartan belongs to the class of angiotensin receptor inhibitors, which can lower blood pressure by inhibiting the vasoconstrictor and aldosterone release effects exerted by angiotensin 2. 2. Irbesartan is commonly used in the treatment of essential hypertension and type 2 diabetic nephropathy combined with hypertension. 3. Irbesartan generally does not affect sexual function, but due to different individual responses to the drug, occasional adverse reactions of sexual dysfunction have been reported. Other adverse reactions include dizziness, nausea and vomiting, fatigue, tachycardia and flushing. 4. Irbesartan is contraindicated in people who are allergic to this drug, and should not be used in pregnancy from April to September, breastfeeding, diabetic patients can not share this drug with Aliskiren. Irbesartan should be used under the guidance of a doctor, if discomfort occurs, you should seek medical attention.