PROCESS FOR MAKING A TABLET

摘要

A process for making a tablet having at least three layers, the process comprises: a) addition of a first composition into a mould of a tabletting press; b) addition of a second composition into the mould of the tabletting press; c) compression of the first two compositions with a piston, said piston having a projection on its compressing surface; d) addition of a third composition into the mould of the tabletting press; e) compression of the third composition with the piston, and f) optionally adding a further composition into the recess of the tablet.