Ginkgo ketone ester drops can be taken for a long time if it is symptomatic and has no adverse reactions. The ingredients of Ginkgo Ketone Ester Drops are mainly ginkgo ketone ester, which can treat coronary heart disease, angina pectoris, cerebrovascular and other diseases. There may be abdominal pain, abdominal discomfort, excessive stomach acid and other adverse reactions, which can relieve the effects of severe cardiothoracic pain, numbness of the limbs, dizziness and so on. In the use of ginkgo ketone ester drops, in the doctor according to the condition under the amount of use, allergy to ginkgo biloba, heart failure, pregnant women and other people are prohibited from using, do not eat spicy and greasy food during the drug, and other drugs to take, consult a doctor, so as to avoid the phenomenon of drug interactions. Precautions: to use in accordance with the instructions or the doctor’s advice, according to the amount, to avoid adverse reactions, the occurrence of adverse habits should be discontinued in a timely manner.