Dermarest Psoriasis Medicated Shampoo plus Conditioner is now improved to provide even stronger relief from itching and more effective control of crusting, scaling and flaking. Dermarest Psoriasis Shampoo’s new one-of-a-kind Scalp Repair Zinc Complex delivers maximum scalp-soothing relief with a unique combination of anti-oxidant and pro-vitamin B5 plus seven conditioning ingredients.