Herbal remedies for improving dilation of blood vessels in the brain

Reversible cerebral vasoconstriction syndrome (RCVS) is a rare condition caused by the sudden tightening of blood vessels that supply oxygen to the brain. It is characterized by severe ‘thunderclap’ headaches – with or without neurological symptoms – and in some cases, occasional seizures. RCVS can also lead to ischemic or hemorrhagic stroke. Traditionally, two medicinal plants, namely, Ginkgo biloba and Sophora japonica, are used to treat cerebral vasoconstriction. Continue reading