Anti-inflammatory eye drop
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United States of America Patent
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Jul 27, 1999
Grant Date -
N/A
app pub date -
Jul 21, 1997
filing date -
Jan 20, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An anti-inflammatory eye drop comprises (a) 0.05 to 0.7 weight/volume % of diclofenac sodium; (b) 1 to 10 weight/volume % of .gamma.-cyclodextrin; (c) 1 to 20 weight/volume % of polyvinyl pyrrolidone; and (d) 0.002 to 0.01 weight/volume % of benzethonium chloride or 0.002 to 0.005 weight/volume % of benzalkonium chloride, and has a pH value ranging from 7.0 to 8.5. The anti-inflammatory eye drop may comprise diclofenac sodium in a wide range of concentration, is stable over a long time period and shows only a low degree of ocular irritation.
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