Dermarest Psoriasis Medicated Treatment Gel with 3% salicylic acid and a unique zinc complex specially formulated to truly treat psoriasis and relieve symptoms. This fragrance-free gel removes scales, eliminates itching, reduces redness, and restores moisture. Dermatologist Tested and Recognized by the National Psoriasis Foundation. Relieves and helps prevent recurrence of scalp itching, irritation, redness, flaking and scaling due to psoriasis. 4-Ounces each (2-Pack)