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US 3,943,251 AGranted
Ophthamological use of hydrastis compounds
OwnerNorman B. Medow, Joseph J. Grecoinventors
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Abstract
Topical application of hydrastis compounds, such as hydrastine, berberine and canadine, or salts thereof alone or in ophthalmic solutions for the purposes of dilating the pupil, topical anesthesia and/or fluorescently staining (temporarily) of corneal epithelial defects and/or fluorescence in applanation tonometry.
Claims7
The process of dilating human eye pupils which comprises topically applying a sufficient amount of berberine to effectively dilate said pupils.
Dependencies are inferred from the claim text.