Patent ID: 6254893
Filing Date: 2001-07-03
Classification: A61K,Y10S

Abstract:
A calcium-based ophthalmic composition for treatment of dry eye syndrome consisting essentially of:a) an ophthahmologically acceptable hydrophobic carrier selected from the group consisting of petrolatum and a combination of petrolatum and white wax; andb) dispersed within the carrier, one or more than one calcium salt selected from the group consisting of calcium carbonate, calcium sulfate, calcium tartrate, calcium magnesium carbonate, calcium metasilicate, calcium malate, secondary calcium orthophosphate;where the composition is sufficiently viscous to prevent dripping or running after application to the skin adjacent the eyelids;where the calcium salt has particles having a mean diameter of less than about 60 microns; andwhere the calcium salt is present in an amount of between about 2% and 25% by weight.