Orodispersible tablet containing compacted sildenafil base
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United States of America Patent
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Aug 19, 2014
Grant Date -
Nov 22, 2012
app pub date -
Dec 22, 2010
filing date -
Dec 23, 2009
priority date (Note) -
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Abstract
The invention relates to a process for the preparation of a pharmaceutical intermediate, comprising the steps of (i) mixing (a-i) sildenafil base, (b-i) wicking agent, (c-i) disintegrant, (d-i) optionally glidant; (ii) compacting the mixture; and (iii) milling the compacted material; and to an intermediate obtainable by that process. In addition, the invention relates to a process for the preparation of an orally dispersible tablet (hereinafter also referred to as an “orodispersible tablet”) comprising the intermediate of the invention, and to orodispersible tablets obtainable by that process.
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