Ducray Kertyol PSO Treatment Shampoo 200mlDucray Kertyol PSO Treatment Shampoo is designed for psoriasis prone scalps, alleviating flaking and irritation while regulating sebum production. Its advanced formula includes Ichthyol pale and salicylic acid for effective relief and scalp renewal. Key Features Relieves discomfort of psoriasis prone scalp Reduces flakiness and irritation Helps regulate sebum production Leaves hair soft and shiny Provides long lasting relief Tested under