there are multiple anti-seizure medications that because they inhibit the brain and decrease the electricity also will decrease normal functions of the brain and one of the most medications that can cause memory issues are phenobarbital notorious for memory issues benzodiazepines such as globazam and clonazepam also medications like zonisamide and the most notorious medication of all is Topamax so Topamax cause slowing in the memory processing worth finding difficulty you cannot say the words correctly and overall lots of cognitive processing issues to the point that we doctors call it doba Max because of all of those cognitive issues