药物信息为AllerganAZELEX (azelaic acid cream) 20% (Allergan): DESCRIPTION

AZELEX^® (azelaic acid cream) 20% contains azelaic acid, a naturally occurring saturated dicarboxylic acid.

Structural Formula: HOOC-(CH₂)₇-COOH.

Chemical Name: 1,7-heptanedicarboxylic acid

Empirical Formula: C₉H₁₆O₄

Molecular Weight: 188.22

Active Ingredient: Each gram of AZELEX^® contains azelaic acid..........0.2 gm (20% w/w).

Inactive Ingredients: cetearyl octanoate; glycerin; glyceryl stearate and cetearyl alcohol and cetyl palmitate and cocoglycerides; PEG-5 glyceryl stearate; propylene glycol; and purified water. Benzoic acid is present as a preservative.