About AcneAcne is a skin condition in which hair follicles become blocked with oil and dead skin, leading to spots. It is most common in teenagers but can continue into adulthood.It causes blackheads, whiteheads, red spots, pus-filled pimples and, in severe cases, painful nodules and cysts that can scar.Medicines used for AcneMild acne is treated with creams and gels containing benzoyl peroxide, adapalene, isotretinoin or clindamycin. Moderate acne may need antibiotic tablets such as doxycycline, and severe acne may be treated with oral isotretinoin under a doctor’s supervision. A gentle face wash and non-greasy, non-comedogenic products help.When to see a doctorSee a dermatologist for acne that is scarring, painful, or not improving after a few months, or if it affects your confidence.This page is for general information only. Many of these medicines need a prescription; please use them only on the advice of a doctor or pharmacist, who can choose the right medicine and dose for you.