Phenylepherine containing dosage form

摘要

A pharmaceutical dosage form which comprises phenylepherine or a pharmaceutically acceptable salt thereof and a second drug. The dosage form provides a plasma concentration within the therapeutic range of the second drug over a period which is coextensive with at least about 70% of the period over which the dosage form provides a plasma concentration within the therapeutic range of phenylepherine. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.