Irbesartan and nifedipine two drugs at the same time the combination of dizziness may occur adverse reactions, if the drug-related adverse reactions, the patient can not tolerate, can be replaced with metoprolol, indapamide and other drugs. Taking Irbesartan and nifedipine two drugs dizziness first to clarify the cause of the disease, such as drug-related can change the drug, at the same time to pay attention to whether there is an abnormal level of blood pressure or cerebral blood supply is insufficient. Patients taking antihypertensive drugs should pay attention to monitoring the blood pressure level, blood pressure is too high or too low will also appear dizziness, such as blood pressure level is too high, to increase the dose of drugs, blood pressure level is too low, to reduce the amount of timely. Dizziness may also be caused by insufficient blood supply to the cerebral arteries in hypertensive patients, which should be investigated by CT in time, and medication to improve cerebral blood supply should be given when necessary, such as betahistine mesylate. Hypertensive patients with dizziness symptoms in the process of taking medication, to the hospital, to clarify the specific causes of dizziness, under the guidance of the doctor can be treated.