The anti-acne ampoules have been developed as an intensive treatment for pruritus or for recurring acne. Considering the complex problematics and the wide range of factors involved in acne pathophysiology, for ensuring an effective treatment, the ampoules contain a serum rich in active principles that act synergistically and complementarily: Synactin® AC, salicylic acid, niacinamide, potassium glycyrrhizinate, sodium lactate.