Ginkgo biloba drops have the efficacy of activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), and clearing collaterals, and there is no conclusive evidence that ginkgo biloba drops can cause adverse reactions of headache. The main ingredient of Ginkgo Biloba Drops is Ginkgo biloba extract, which can be used to treat stroke, chest paralysis (chest pain), heart pain, hemiplegia (one side of the limbs can not move freely), speech disadvantage, or cerebral infarction, coronary heart disease, stable angina, see the above symptoms. Adverse reactions and contraindications of Ginkgo biloba drops are not exact, there are no exact results of adverse reaction studies about headache after taking. Children, adolescents, pregnant women and women in labor need to be taken with caution. If you have a headache after taking Ginkgo biloba drops, you need to stop taking the medicine in time, and if it is difficult to relieve it, you should consult a doctor in time to avoid delaying the condition. Ginkgo biloba drops need to take a doctor’s guidance.