Beprosalic 15g Ointment is a topical medication that combines a corticosteroid (betamethasone) and a salicylic acid derivative. It is used to treat inflammatory skin conditions such as psoriasis, eczema, or dermatitis. The corticosteroid helps reduce inflammation, redness, and itching, while the salicylic acid aids in removing dead skin cells and softening the skin. It should be applied as directed by a healthcare provider to the affected area.