Patent ID: 8101582

Claim:
A method of treating an eye affected with an ophthalmic inflammatory condition wherein either an infection or risk of infection exists, the method comprising: providing a therapeutically effective amount of a composition to the affected eye wherein the composition includes: i. 0.1 to 0.5 w/v % tobramycin; ii. 0.03 to 0.1 w/v % of dexamethasone; iii. an aqueous, ophthalmically acceptable vehicle containing deacetylated xanthan gum at a concentration of 0.3 to 0.9%; and iv. one or more ionizable species in an amount sufficient to limit ionic interactions between the tobramycin and the deacetylated xanthan gum, such that the in vitro viscosity of the composition is maintained within the range of 10 to 700 cps at a shear rate of 6 sec −1 and a temperature of 25° C.; said composition having a pH of 5 to 6.