Cotrimoxazole and Irbesartan are generally not necessary to eat together, the two drugs are the treatment of blood pressure, if the patient’s blood pressure is not very high, you can choose Irbesartan, cotrimoxazole belongs to the short-acting preparation, the effect of blood pressure control is not stable. 1. Cotrimoxazole: Cotrimoxazole is mainly used to treat early and mid-stage mild hypertensive lesions, Cotrimoxazole is a neuroleptic, Cotrimoxazole can effectively block adenosine nerve endings to retain storage. Of course, Cotrimoxazole tablets can also be used for psychosis. The side effects of Compound Risperdal are also relatively few. 2. Irbesartan: Irbesartan is a kind of antihypertensive drug, which can achieve better therapeutic effect in the attack of hypertension patients, and the therapeutic effect of Irbesartan is also relatively smooth, but women during pregnancy and breastfeeding can’t take this drug, and patients who are allergic to this drug can’t take it. Usually patients with high blood pressure should eat a healthy diet. Can not eat too salty food, pay attention to the salt intake. And diet should be regular, eat more vegetables and fruits in addition to some meat and milk.