[Unilateral contact dermatitis caused by footwear].

Servicio de Dermatología, Hospital General Universitario de Valencia, Spain in 2004 and 2005.6 The highest number of positive reactions was seen with ketoprofen (45 cases). Promethazine occupied sixth place with 7 cases, although in none of them were the reactions considered relevant. In our experience, of the 48 photopatch tests done in the Dermatology Department of Hospital 12 de Octubre in Madrid between 1999 and 2005, 5 cases were positive for promethazine, 4 of them of unknown relevance and considered to be the result of phototoxicity. In addition to photosensitization to promethazine, our patient developed allergic contact eczema to wool alcohols, an excipient ingredient in Phenergan cream. We found only 1 article on sensitization to an excipient of Phenergan cream, specifically to triethanolamine.7 Among 22 patients with positive patch test results for Phenergan cream, 4 reacted to