It works by breaking down layers of thick skin, making it effective in treating conditions like acne, warts, psoriasis, calluses, and corns.

["Apply the medication externally as directed on the label"]

--The term "OTC" refers to "over-the-counter" medicines, which are drugs that can be purchased without a prescription. However, the National Formulary of India (NFI) 2011 does not specifically list the adverse effects of OTC medications as a whole since these effects can vary widely depending on the specific drug. Therefore, it's not possible to provide a list of adverse effects for "OTC" as a category.