Patent ID: 7651700

Claim:
An analgesic anti-inflammatory Pressure Sensitive Adhesive (PSA) patch fox topical application, comprising a soft support and a PSA layer on the soft support, wherein the PSA layer comprises 1 wt. % of diclofenac sodium, 2 to 4 wt. % of N-methyl-2-pyrrolidone, 2 wt. % of propylene glycol monocaprylate, 0.4 wt % of citric acid, 28.5 to 38 wt % of a styrene-isoprene-styrene block copolymer, 2 to 4 wt % polyisobutylene, 12 to 25 wt % of an ester gum, 30 to 40 wt % of liquid paraffin, and no added water.