Photosensitivity is an abnormal cutaneous reaction to visible or ultraviolet light. The photodermatoses often overlap clinically, and a broad understanding may help facilitate proper diagnosis, treatment, and/or referral. This article will address several of the different photodermatoses and their clinical entities, and will provide a guide for evaluation of the photosensitive patient.
FDA warnings for existing drugs dominate pharmaceutical news this month. These warnings represent a new push by the FDA to regulate existing drugs for safety after they have been approved for marketing. It also comes at a time when the FDA is cleaning up its advisory committee processes, especially with regard to limiting potential conflict of interest by advisory committee members.