Acute intermittent porphyria
What kinds of mental changes are associated with acute intermittent porphyria attacks?
Mental changes in attacks of acute intermittent porphyria can include insomnia or difficulty sleeping, anxiety, depression, hallucinations, confusion, paranoia, and amnesia or memory loss. It is very rare for these to be the only symptoms of an attack, but it may happen. See your doctor if you have acute intermittent porphyria and are having mental changes.
Acute Intermittent Porphyria. Gene Reviews. (http://www.ncbi.nlm.nih.gov/books/NBK1193/)