EXTENDED RELEASE PHARMACEUTICAL COMPOSITIONS OF GUANFACINE HYDROCHLORIDE

摘要

The present invention relates to an extended release pharmaceutical tablet composition comprising guanfacine comprising: a core containing guanfacine or a pharmaceutically acceptable salt thereof and one or more of pH-independent rate controlling polymer(s) and other pharmaceutically acceptable excipients; optionally a coating over the core as in (a) wherein, the coating comprises one or more of pH-independent rate controlling polymer(s).