Concomitant patch-test reactions occurred with neomycin 20% (10 cases), bacitracin ... dibucaine 2.5% (1 case), and benzocaine 5% (1 case). Patch tests with lidocaine dilutions (in petrolatum ...

During the study period, 1,143 patients were patch-tested with the NACDG Standard Allergen Tray ( Table 1 and Table 2; Figs 1 and 2). The two definitely relevant cases are presented here in more ...