Simple and effective, no-drip formula. Contains salicylic acid, a trusted active ingredient. Warnings: For external use only. ****Do not use***: On irritated skin or on any area that is infected or reddened; On moles, birthmarks, warts with hair growing from them, genital warts or warts on the face or mucous membranes; If you have diabetes or poor blood circulation. This item is NOT a topical product that makes claims to treat or remove moles and/or skin tags.