Dizziness after taking asparagus is caused by the side effects of the drug, but it may also be due to the patient’s allergy to the drug. Once the patient has dizziness from taking tianma, the patient should stop taking it in time to avoid toxic damage from overdose of the drug, and if the patient is dizzy, he should go to the hospital for treatment in time to avoid aggravation of the condition and other adverse reactions. Dizziness may be due to the dilation of blood vessels, resulting in the acceleration of blood in the brain or impact on the walls of the blood vessels caused by dizziness, patients in daily life must pay attention to the principles of taking drugs, if other adverse reactions should be early to the hospital for medical treatment, while paying attention to the precautions for taking drugs.