Safety and tolerability of a 3-hour build-up phase with Hymenoptera venom depot extracts: preliminary resultsRUNNING TITLEUltrarush venom immunotherapy with depot extractsAUTHORSAlessandro Buonomo1, Roberta Massaro1, David Longhino1, Arianna Aruanno1, Cristiano Caruso1, Eleonora Nucera1, Antonio Gasbarrini21Allergy Department, Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS, Rome, Italy2Department of Internal Medicine and Gastroenterology, Fondazione Policlinico Universitario “Agostino Gemelli IRCCS”, Rome, ItalyKEY WORDSHymenoptera venom allergy; ultrarush venom immunotherapy; build-up phase; side effects.CONFLICT OF INTEREST