PHARMACEUTICAL COMPOSITION COMPRISING THE EXTRACTS OF ROOT OF POLYGONUM CUSPIDATUM FOR NEUROPROTECTIVE EFFECT

摘要

A pharmaceutical composition comprising the extract of Polygonum cuspidatum root is provided to protect nerve cells by protecting movement function loss caused by brain injury and protecting brain from injury without side effects. A pharmaceutical composition for preventing and treating ischemic brain diseases including stroke, cerebral apoplexy, cerebral hemorrhage, cerebral infarction, head injury, Alzheimer's disease, vascular dementia, Creutzfeldt-Jakob disease, comatose and shock brain injury comprises the extract of Polygonum cuspidatum root which is prepared by extracting Polygonum cuspidatum root with a solvent selected from water, C1-C4 lower alcohol such as methanol and ethanol or a mixture thereof.