Ophthalmic Solutions
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United States of America Patent
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Issued Date -
Feb 28, 2008
app pub date -
Jul 24, 2007
filing date -
Jul 25, 2006
priority date (Note) -
Abandoned
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Abstract
Aqueous ophthalmic solutions containing a combination of hyaluronic acid or a pharmaceutically acceptable salt thereof, e.g. sodium hyaluronate, and polyvinyl alcohol are disclosed. These solutions have a synergistic effect on viscosity and provide a statistically significant improvement over the prior art formulations. The solutions are used as artificial tear for the treatment of dry eye syndrome and ocular discomfort and may be administered whenever the use of artificial tears is advisable. The solutions are also suitable for use as vehicle for ophthalmic drugs.
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