| add = olanzapine

| info =

| start =

* Carbamazepine can reduce olanzapine serum concentration, possible below therapeutic range. <ref> {{Pubmed|9860152|Lucas RA et al. A pharmacokinetic interaction between carbamazepine and olanzapine: observations on possible mechanism. Eur J Clin Pharmacol 1998;54:639-43}}</ref><ref>{{drugscominteract|carbamazepine-with-zyprexa-497-0-1744-1113|carbamazepine|olanzapine}}</ref>