Dermatologist recommended.Therapeutic ShampooNeutrogenaActive Ingredients:Neutar Solubilized Coal Tar Extract (Coal Tar 0.5%) 2%For best results, use at least twice a week or as directed by a doctor. Wet hair thoroughly. Massage shampoo into your scalp. Lather, leaving on your hair and scalp for several minutes. Rinse and repeat. Store away from direct sunlight. In rare instances, discoloration of gray, blonde, bleached, or tinted hair may occur.Inactive Ingredients:Water; Sodium Laureth Sulfate; Cocamide MEA; Laureth-4; Fragrance; Polysorbate 20; Cocamidopropyl Betaine; Citric Acid; Sodium Chloride; Tetrasodium EDTA; DMDM HydantoinUses:Controls the symptoms of dandruff, seborrheic dermatitis and psoriasis. 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 the first use. Keeps working long after the shampoo is rinsed off. Gentle enough for everyday use. Alcohol-free.For external use only. Ask a doctor before use if you have a condition that covers a large area of the body. Ask a doctor or pharmacist before use if you are using this product with other forms of psoriasis therapy such as ultraviolet radiation or prescription drugs. When using this product. Avoid contact with eyes. If contact occurs, rinse eyes thoroughly with water. Use caution when exposing skin to sunlight after applying this product. It may increase your tendency to sunburn for up to 24 hours after application. Do not use for prolonged periods without consulting a doctor. Stop use and ask a doctor if condition worsens or does not improve after regular use of this product as directed. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away.