Ophthalmic Compositions with an Amphoteric Surfactant, Hyaluronic Acid and Polyquaternium-1
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Jul 20, 2012
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Jan 31, 2008
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Abstract
Ophthalmic compositions that comprise 0.5 ppm to 15 ppm α-[4-tris(2-hydroxyethyl)-ammonium chloride-2-butenyl]poly[1-dimethyl ammonium chloride-2-butenyl]-Ω-tris(2-hydroxyethyl) ammonium chloride; 0.005 wt. % to 0.05 wt. % hyaluronic acid; citrate, citric acid or a mixture thereof; and 0.01 wt. % to 0.8 wt. % of an amphoteric surfactant of general formula I
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