Irbesartan is an antihypertensive drug, and the commonly used dosage forms are capsules, tablets, dispersions and so on. The harmful effects of long-term consumption of Irbesartan is inaccurate, Irbesartan has certain adverse reactions, but not inevitable, adverse reactions are neurological abnormalities, vascular abnormalities, renal function damage, etc.. 1. Nervous system abnormalities: long-term consumption of Irbesartan, drug stimulation may affect the nervous system, resulting in dizziness, headache, postural vertigo and other symptoms. 2. Vascular abnormalities: long-term consumption of Irbesartan will inhibit vasoconstriction and aldosterone release, which may cause vascular abnormalities, leading to the possibility of low blood pressure. 3. Renal function damage: Irbesartan and its metabolites are excreted by the kidneys, long-term consumption of Irbesartan can increase the burden on renal function, which may cause damage to renal function. In addition, it is forbidden for patients who are allergic to Irbesartan drug and its components. It is recommended to use the drug under the guidance of a professional physician, and before using the drug, you should carefully read the instructions, understand the precautions for using the drug, the adverse effects of the drug, and then exclude the contraindications to the use of the drug, and strictly comply with the doctor’s instructions for the use of the drug.