The form, preparation procedure, and date of use of an acceptable drug or acceptable salt or drug solution for the preparation of an oral contraceptive

摘要

Oral dosage forms include: (I) erodible core, which includes active weak drug base or salt or solution acceptable for the same agent; and (II) erodible coating around the core, 2. Coating consisting of one or more openings, which are basically completely opened by coating, but do not enter the core, and are connected with the core using medium;In this case, the release of active weak base or acceptable solution or salt of the same agent in the form of dose is basically through erosion of this erodible core, through this crack, and through erosion of this erodible coating under conditions. PH presetting; procedures for preparing this form of dose, and the use of active weak bases in preparing this form of medical application dose.