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Last Updated: December 16, 2025

Claims for Patent: 5,474,979


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Summary for Patent: 5,474,979
Title:Nonirritating emulsions for sensitive tissue
Abstract:A pharmaceutical composition is disclosed in the form of a nonirritating emulsion which includes at least one cyclosporin in admixture with a higher fatty acid glyceride and polysorbate 80. More particularly, the cyclosporin may be cyclosporin A and the higher fatty acid glyceride may be castor oil. Composition has been found to be of a high comfort level and low irritation potential suitable for delivery of medications to sensitive areas such as ocular tissues. In addition, the composition has stability for up to nine months without crystallization of cyclosporin.
Inventor(s):Shulin Ding, Walter L. Tien, Orest Olejnik
Assignee:Saint Regis Mohawk Tribe
Application Number:US08/243,279
Patent Claims:

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