Isdin Psorisdin Anti-Scaling Shampoo 400ml is a shampoo formulated with salicylic acid, icthiol pael and anti-itch technology, active ingredients that help regulate the scalp's flaking process. Frequent use combats flaking and reduces redness in the scalp. It has a conditioning effect and has been dermatologically tested. Indicated for people with psoriasis, facilitates combing and comfort in use.