Keralyt (salicylic acid) is used for acne, psoriasis, dandruff, and warts. Keralyt is a beta hydroxy acid, which work to prevent skin overgrowth, remove dead skin, and reducing swelling of the skin. The most common form of Keralyt is a 160ml bottle of shampoo. It is also available as a kit and a tube of gel. It is available in brand and generic versions. It is covered by some Medicare and insurance plans, but some pharmacy coupons or cash prices may be lower. Get Keralyt for as low as $39.99, which is 48% off the average retail price of $76.47 for the most common version, by using a GoodRx coupon.