The present patent application relates to an azelaic acid-comprising pharmaceutical composition, preferably an azelaic acid-comprising gel, with added pigment, which composition can be used, inter alia, for treating rosacea and acne, and also to a process for its preparation.本專利申請案係有關一種含壬二酸之醫藥組合物,較佳係添加色素之含壬二酸凝膠,該組合物可特別用於治療紅斑痤瘡與痤瘡,並有關其製法。