[Pharmacoeconomy in acne--evaluation of benefit and economics].

Acne belongs to the most common skin diseases and has a prevalence in the adolescence of nearly 100% and in adults of about 4%. The quality of life indes is significantly reduced und has impact on daily activities and social life and physical and psychological well being as well. The socioeconomic relevance is based not only on its prevalence but on direct and indirect costs. For acne therapy the knowledge on therapeutic costs is of importance but the cost benefit ratio as well.