It would be perfect in the event that you guide your specialist before taking any arrangement. Non particular Name: tretinoin topical (TRET in oin), Brand Names: Altinac, Atralin, Avita, Renova, Retin A Micro Gel, Retin-A, Tretin-X What is Retin-A (tretinoin topical)? Tretinoin is a topical (associated with the skin) sign of vitamin A that helps the skin revive itself. Tretinoin creams are used to treat pimple inflamation and used to decrease the vicinity of fine wrinkles and mottled skin staining, and to make unpalatable facial skin feel smoother. Tretinoin topical may also be used for purposes other than those recorded here.