• British pharmaceutical company Mylan is introducing Paliperidone, a generic version of Janssen's Invega, in¬†extended-release tablets in 1.5 mg, 3 mg, 6 mg and 9 mg dosages in the U.S. Paliperidone is used to treat schizophrenia and schizoaffective disorder. It is used in conjunction with monotherapy and as an adjunct to mood stabilizers or antidepressants in adults.