Patent ID: 8741327
Filing Date: 2014-06-03
Classification: A61K,A61L,A61P

Abstract:
1. A method for maintaining a therapeutic level of a drug in a subject for a period ranging from about 1 month to about 6 month to treat schizophrenia, the method comprising: implanting to said subject a removable implant, said implant comprising a therapeutic drug and a polymer, said polymer comprising polylactic acid (PLA) and polyglycolic acid (PGA) in a PLA:PGA molar ratio between 50:50 and 100:0, wherein said therapeutic drug is present in an amount of 10%-60% of the mass of said implant, and said polymer is present in an amount of 40%-90% of the mass of said implant, wherein said therapeutic drug comprises risperidone or 9-OH-risperidone, and wherein said implant is capable of maintaining a therapeutic level of said drug for a period ranging from about 1 month to about 6 month, thereby maintaining said therapeutic level of said drug for said period to treat said schizophrenia.