Ginkgo biloba injection is an injection of ginkgo biloba extract that can be given intramuscularly or by intravenous push of 5 ml, or it can be made into a solution with saline, etc. for intravenous drip. Ginkgo biloba extract injection can be given as a deep intramuscular injection every day or every other day, or it can be pushed slowly into a vein with the patient lying down, and the usual dose is 5 ml. When using Ginkgo biloba leaf extract injection for intravenous infusion treatment, usually 1~2 times a day, with 2~4 pills at a time, and if necessary, the dose can be increased to 5 pills, you need to dissolve the product in saline, glucose water, low molecular dextrose anhydride, or hydroxyethyl starch, the ratio of 1:10. if the infusion of 500 ml, the time should be controlled in 2~3 hours. Ginkgo biloba extract injection is mainly used for the treatment of cerebral and peripheral blood flow and circulation disorders, including acute and chronic cerebral insufficiency such as stroke and its sequelae, ocular blood flow and neurological disorders such as age-related macular degeneration, and peripheral circulation disorders such as intermittent claudication. Patients using this product may experience adverse reactions such as flushing, palpitations, decreased blood pressure, rash, edema, high fever, shortness of breath, palpitations, nausea and vomiting, dizziness, phlebitis, etc. This product is contraindicated in patients who are allergic to this product and its ingredients, infants, young children, and newborns. It is recommended that patients go to regular hospitals in time for treatment of physical discomfort, and follow the doctor’s instructions for symptomatic treatment with medication.