the invention relates to the use of cyclic prolyl glycine and analogs and mimetics thereof , as neuroprotective agents for the treatment and or prevention of neurological disorders including but not limited to cerebral ischemia or cerebral infarction resulting from a range of phenomena , such as thromboembolic or hemorrhagic stroke , cerebral basospasms , hypoglycemia , cardiac arrest , status epilepticus , perinatal asphyxia , anoxia such as from drowning , pulmonary surgery , and cerebral trauma , as well as to the treatment and prevention of chronic neurodegenerative disorders such as alzheimer &# 39 ; s disease , parkinson &# 39 ; s disease , and huntington &# 39 ; s disease , and as anticonvulsants .