Isotretinoin, also known under the brand name Accutane, is a potent medication used to treat severe acne. It's typically prescribed when other treatments, such as antibiotics or topical medications, have not been effective. The duration of isotretinoin treatment can vary based on individual circumstances, but it's usually taken for 15-20 weeks (approximately 4-5 months). A one-month course of isotretinoin is typically considered too short to be effective in most cases. Isotretinoin can have significant side effects including dry skin, elevated blood lipids, and potential birth defects if taken during pregnancy. Therefore, it's crucial that this medication is taken under the supervision of a healthcare provider who can monitor for these potential side effects. Moreover, women of childbearing age who take isotretinoin must use effective contraception due to the high risk of severe birth defects. Before starting isotretinoin, it's important to discuss the potential benefits and risks with your healthcare provider. They can provide advice based on your specific circumstances, including the severity of your acne, your overall health, and your personal medical history.