The story
From olan- (of unknown origin) + -zapine (“alteration of benzodiazepine”).
Etymology from Wiktionary, CC BY-SA 4.0.
olanzapine
Today it means: An antipsychotic drug C₁₇H₂₀H₄S administered orally especially in the short-term treatment of schizophrenia and acute manic episodes of bipolar disorder. Full definition →