From the efficacy and action of Ginkgo Biloba, this product does not have the effect of treating tinnitus, and there is no claim of how long it takes to see results. If there is a need to treat tinnitus, it is recommended to consult a physician in time, who should clarify the cause of the disease and standardize the treatment. Ginkgo biloba is a kind of Chinese patent medicine, with ginkgo biloba extract as the main ingredient; it has the effect of activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body) and opening up the collaterals. It is used for chest paralysis (chest pain) caused by blood stasis, stroke, hemiplegia (one side of the limbs can not move freely), strong tongue and speech; coronary heart disease, stable angina pectoris, cerebral infarction, see the above symptoms. Ginkgo biloba adverse reactions are nausea, dry mouth, abdominal pain, dizziness, rash and other symptoms. Contraindications are prohibited for those who are allergic to the product and the ingredients contained in it; precautions are caution for those with heart failure, pregnant women and allergic individuals. For patients with bleeding tendency or using anticoagulant and antiplatelet therapy, and those who need long-term medication should use this product under the guidance of a doctor. Patients who need to use the drug is recommended to use under the guidance of a traditional Chinese medicine practitioner to identify the evidence, unauthorized use of drugs may cause adverse consequences.