The benefits of long-term use of Troxerutin are long-lasting prevention of platelet aggregation to prevent the formation of emboli, dilation and protection of microvessels to improve blood circulation, timely removal of waste from blood vessels to better promote systemic metabolism. However, the dosage and duration of drug use are recommended to be determined under the guidance of a professional physician. Troxerutin is mainly used for the treatment of cerebral hypoperfusion, transient ischemic attack, lacunar cerebral infarction, cerebral infarction, coronary atherosclerosis, vertigo, peripheral neuritis. Side effects include nausea and panic, skin itching, chest tightness and wheezing, dizziness and headache, redness of the skin, loss of appetite, bowel movements; children, pregnant women, the elderly, liver and kidney insufficiency should be used with caution; allergy is prohibited: during the use of medication, to avoid working in the ultraviolet direct high-temperature environment and prolonged upright position. It is recommended that patients go to a regular hospital to consult with clinicians and pharmacists, combined with their own conditions, avoid self-medication, so as not to delay the condition.