Medicated device for controlled drug release.

摘要

A medicated device (11) adapted for use as a rectal or vaginal insert, comprising a pharmaceutical dissolved in an inner membrane (13), an outer membrane (12) laminated onto the inner membrane (13), and an insert support (14), optionally having a withdrawal string (15), the characteristic properties of the membranes being such that, in use, at least 58% of the pharmaceutical is released at a constant rate over a period, and subsequently the release rate falls exponentially.