What is Tretinoin?
'''Tretinoin''' is the [[acid]] form of [[vitamin A]]. It is also known as '''all trans retinoic acid''', or '''ATRA'''. As a [[drug]], it can be used used for the treatment of [[acne|acne vulgaris]] and [[keratosis]] pilaris. The [[medicine]] goes under several brand names. {{Vitamins}} {{Carotenoids}} [[Category:Drugs]] [[Category:Vitamins]] [[Category:Carboxylic acids]] {{sci-stub}}