What does isotretinoin treatment treat?

Isotretinoin can be considered for widespread acne, cystic acne, back acne, and acne that is likely to scar or has not responded adequately to other treatment. It acts on several acne processes, including excess oil, blocked follicles, and inflammation. Some clinicians may discuss it in selected cases of hormonal-pattern acne or rosacea, but those uses require a clear diagnosis and specialist judgement. It is not a routine treatment for every spot, and the diagnosis should be confirmed before starting an oral medicine.

Isotretinoin requires medical supervision, planned follow-up, and careful review of medicines and health history. Expect guidance about dry lips and skin, sun protection, skincare, and symptoms that should be reported. Pregnancy prevention and testing requirements must be discussed before treatment because isotretinoin can seriously harm an unborn baby. Do not share capsules or use leftover medicine. Read about [Isotretinoin Treatment](/treatments/medical-dermatology/isotretinoin-therapy/) and [Isotretinoin](/materials/isotretinoin/).

Contact your prescriber promptly for severe headache with vision changes, major mood changes, severe abdominal pain, unusual weakness, marked skin reaction, or symptoms of an allergic reaction. Seek urgent care for trouble breathing, facial swelling, fainting, or thoughts of self-harm. Tell the prescriber about pregnancy or possible pregnancy immediately.

Ask why isotretinoin is appropriate for your acne, what monitoring is needed, which medicines and supplements to avoid, and how to manage dryness. Discuss pregnancy safety, contraception, mood history, activity restrictions, and what to do if a dose is missed.