 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST] , and the soles of the feet. It belongs to the same class of drugs as aspirin (salicylates). This medication should not be used by children younger than 2 years.Salicylic acid causes the skin to shed dead cells from its top layer by increasing the amount of moisture in the skin and dissolving the "cement" between the cells. This makes it easier to shed the skin cells, softens the top layer of skin, and decreases scaling and dryness. How to use salicylic acid topical Follow all directions on the product package. If you have any questions, ask your doctor or pharmacist. This medication is for use on the skin only. For best results, soak the skin area in warm water for at least 5 minutes before using this medication. After soaking, gently wipe off any loose skin with a clean, soft cloth. Do not rub. Apply a thin film of medication to the affected area, once daily at bedtime or as directed by your doctor. Cover the area loosely if directed by your doctor. When you wake up, gently wash off the medication. Wash hands after use, unless you are using this medication to treat the hands. If you are using the foam, shake the can well before using. Before using a </s>