Question: is maniac on netflix based on a book

Answer: No, Maniac is an American psychological dark comedy-drama web television miniseries based on the Norwegian television series of the same name by Espen PA Lervaag, Håakon Bast Mossige, Kjetil Indregard, and Ole Marius Araldsen, that premiered on September 21, 2018 on Netflix. The series, created by Patrick Somerville and directed by Cary Joji Fukunaga, follows two strangers who connect during a mind-bending pharmaceutical trial. It stars Emma Stone, Jonah Hill, Justin Theroux, Sonoya Mizuno, Gabriel Byrne, and Sally Field.