Method of producing multi-layer medicaments in solid form for oral or rectal administration
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United States of America Patent
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Sep 19, 2000
Grant Date -
N/A
app pub date -
Apr 15, 1998
filing date -
Oct 23, 1995
priority date (Note) -
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Abstract
The present invention relates to a process for producing multilayer, solid drug forms for oral or rectal administration, which comprises coextrusion of at least two compositions which in each case comprise a thermoplastic, pharmacologically acceptable polymeric binder which is soluble or swellable in a physiological environment, and at least one of which contains a pharmaceutical active ingredient, and shaping the coextruded multilayer material to the required drug form.
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