Low-dose schema of isotretinoin in acne vulgaris.

In severe papulopustular and in nodulocystic/conglobate acne, oral isotretinoin is the treatment of choice. It is also required for patients with moderate to severe acne, especially when acne scars start to occur A new therapeutic approach consists of a low-dose regimen of isotretinoin. We performed a comparative study of high- and low-dose schemas of isotretinoin per os for the treatment of acne.