It should not be taken by patients who are allergic to ginkgo biloba, women during pregnancy, or those with bleeding tendency during menstruation, in addition, it should be used with caution for heart failure, children, and women in labor. Because this drug has the function of activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), opening the channels and inhibiting platelet coagulation, it should not be taken orally for patients who are pregnant, have bleeding tendency, or are on anticoagulant and antiplatelet therapy, and should be used with caution for patients with heart failure. In the treatment of chest paralysis and heart pain, stroke, hemiplegia and other cardiovascular and cerebrovascular diseases, the use of Ginkgo biloba, some patients may also experience some adverse reactions, such as nausea, vomiting, dry mouth, abdominal distension, abdominal pain, excessive stomach acid and other gastrointestinal symptoms; dizziness, headache, local numbness and other neurological symptoms; skin symptoms such as skin rashes, itching, and other skin symptoms; chest tightness, palpitations, fatigue and other cardiovascular system symptoms. If you feel any discomfort during the medication, consult your doctor promptly.