For the slowing down of blood flow in vertebral artery, it is considered to be due to atherosclerosis that causes the elasticity of blood vessels to decrease, which in turn leads to ischemia in the posterior circulation. For the slowing down of vertebral artery blood flow, patients can be given oral medicines to improve cerebral blood circulation, such as ginkgo biloba, ginkgo biloba, blood stasis capsules, brain rejuvenation liquid, flunarizine hydrochloride tablets, and cerebral heart clear tablets, etc. In addition, patients can be given intravenous drugs to improve cerebral circulation, such as shuxu haining, flunarizine hydrochloride tablets. In addition, the patient can be given intravenous drugs to improve cerebral circulation, such as suxunin, poppycock hydrochloride injection, and, if necessary, prostaglandin injection. For the slowing down of blood flow in the vertebral artery, acupuncture and moxibustion can also be used in conjunction with Chinese medicine, especially acupuncture on cataract points and blood supply points, which are very effective in improving the slowing down of blood flow in the posterior circulation. Acupuncture can be combined with electroacupuncture.