Isotretinoin 20mg, commonly known by the brand name Accutane, is a powerful medication used to treat severe acne that has not responded to other treatments. It belongs to a class of drugs called retinoids, which are derived from vitamin A. Isotretinoin works by reducing the production of sebum, the oily substance that can clog pores and lead to acne. It also helps the skin to renew itself more quickly, reducing the formation of acne. BUy Isotretinoin online is known for its effectiveness in treating severe acne, but it also comes with potentially serious side effects, including birth defects if taken during pregnancy. It is important to use isotretinoin only under the supervision of a healthcare provider and to follow all safety precautions.