Diprosal Scalp Lotion is a topical formulation combining Betamethasone Dipropionate, a potent corticosteroid, and Salicylic Acid, a keratolytic agent. This combination is designed to alleviate inflammatory manifestations of psoriasis and seborrheic dermatitis of the scalp. Betamethasone reduces inflammation, itching, and redness, while Salicylic Acid aids in the removal of scales and enhances the penetration of the corticosteroid.