Patent ID: 8128960

Claim:
An aqueous suspension composition particularly suited for injection into the eye, wherein the suspension composition does not contain a preservative, has a pH from 6-7.5, a viscosity of 2-12 cps, and a Degree of Flocculation of about 9.5 or greater, and wherein the suspension composition consists essentially of: a) 4% (w/v) triamcinolone acetonide having a mean volume diameter of 3-10 μm; b) 0.5% (w/v) sodium carboxymethylcellulose; c) 0.002-0.015% (w/v) polysorbate 80; d) one or more pharmaceutically acceptable chloride salts selected from the group consisting of sodium chloride, potassium chloride. calcium chloride, and magnesium chloride as tonicity-adjusting agents in a total amount sufficient to cause the suspension composition to have an osmolality from 250-350 mOsm; e) a buffering agent; f) water for injection; and g) optionally a pH-adjusting agent.