TABLET, EXTENDED RELEASE;ORAL - 100MG, TABLET, EXTENDED RELEASE;ORAL - 400MG, TABLET;ORAL - 150MG;200MG;300MG, TABLET;ORAL - 200MG **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons**, SUSPENSION;ORAL - 50MG/5ML **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons**