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Ginkgo seeds contain substances that might kill bacteria and fungi which cause infections in the body. The seeds also contain a toxin that can cause side effects like seizure and loss of consciousness.
headache, dizziness, constipation, forceful heartbeat, and allergic skin reactions.
There is some concern that ginkgo might increase the risk of bruising and bleeding. Ginkgo thins the blood and decreases its ability to form clots. A few people taking ginkgo have had bleeding into the eye and into the brain, and excessive bleeding following surgery.
Some research suggests that a specific combination of ginkgo leaf extract plus American ginseng might be safe in children when used short-term.
Ginkgo seeds might not be safe. Long-term use or use of medicinal amounts can cause serious side effects including stomachache, nausea, diarrhea, vomiting, restlessness, difficulty breathing, weak pulse, shock, seizures, loss of consciousness, and death.
Do not take ginkgo if:
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.