dermatological shampoo that instantly acts from the very first use, soothes feelings of discomfort for 48 hoursVichy Dercos Ultra Soothing Shampoo for Normal to Oily Hair 200 ml is a dermatological shampoo that instantly acts from the very first use and soothes feelings of discomfort for 48 hours, thanks to its formula with the Sensirine complex, enriched in vitamin CG and panthenol.