Ginkgo biloba should be taken under the guidance of a professional doctor, and should not be taken on its own for a long period of time to avoid adverse consequences. Ginkgo biloba, the main ingredient of which is ginkgo biloba extract, can activate blood circulation and eliminate blood stasis (promote blood circulation and eliminate blood stasis in the body). It is used for chest paralysis (chest pain) caused by blood stasis, heart pain, stroke, paraplegia (one side of the limbs can not move at will), tongue strong speech stagnation; coronary heart disease stabilized angina pectoris, cerebral infarction, see the above symptoms. Ginkgo biloba adverse reactions are nausea, abdominal distension, abdominal discomfort, excessive stomach acid, dizziness, headache, etc., rash, itching, etc.; contraindicated for allergy is prohibited; heart failure, pregnant women and allergy with caution. In addition, it needs to be used in strict accordance with the instructions for dosage, and those who need long-term medication should use it under the guidance of a doctor; for patients with bleeding tendency or use of anticoagulant and antiplatelet therapy, it should be used under the guidance of a doctor; preparations containing ginkgo biloba may increase the risk of bleeding, and should be used by a doctor’s assessment in the perioperative period. If you need to use the drug, it is recommended to use the drug under the guidance of a doctor, not blindly self-medication, in order to avoid adverse effects.