Topical vehicles containing solubilized and stabilized azelaic a

Details Topical vehicles containing solubilized and stabilized azelaic a Topical vehicles containing solubilized and stabilized azelaic a

1997-09-12

1999-07-20

Dees, Jose' G.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Radical -xh acid, or anhydride, acid halide or salt thereof...

514859, 514320, A61K 3119

Patent

active

059256796

ABSTRACT:
A completely solubilized alcohol-free topical composition of azelaic acid in a glycol base which is stable at normal temperatures and which is useful as a commercial substitute for dispersed azelaic acid preparations. The composition has a pH of 4.0 or greater thereby substantially reducing irritation.

REFERENCES:
patent: 4292326 (1981-09-01), Nazzaro-Porro
patent: 4386104 (1983-05-01), Nazzaro-Porro
patent: 4713394 (1987-12-01), Thornfeldt
patent: 4885282 (1989-12-01), Thornfeldt
patent: 5549888 (1996-08-01), Venkateswaran

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