Neutrogena’s T/Gel Therapeutic Shampoo is recommended by dermatologists and clinically proven to control the scalp itching and flaking caused by scalp psoriasis, seborrheic dermatitis, and even common dandruff. - Proven effectiveness of 2% coal tar. - Effective from first use. - Keeps working long after the shampoo is rinsed off. - Gentle enough for everyday use. - Alcohol-free. 16 oz / 473 ml