Valaciclovir tablets containing colloidal silicon dioxide
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United States of America Patent
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Mar 9, 1999
Grant Date -
N/A
app pub date -
Aug 29, 1997
filing date -
Jan 20, 1995
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A tablet comprising at least 50% w/w valaciclovir and 0.05 to 3% w/w colloidal silicon dioxide in which the valaciclovir is present within granules of the tablets and the silicon dioxide, a lubricant and a microcrystalline cellulose filler are present extragranularly has excellent hardness and friability properties while still maintaining lubrication of the tablet granules.
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