Question: what pill has wpi 9 on it?
Answer: Pill with imprint WPI 9 is Blue, Round and has been identified as Paliperidone Extended-Release 9 mg. It is supplied by Actavis Pharma, Inc.. Paliperidone is used in the treatment of schizoaffective disorder; schizophrenia and belongs to the drug class atypical antipsychotics.