Experimental Bothrops atrox envenomation: Efficacy of antivenom therapy and the combination of Bothrops antivenom with dexamethasone. oleh Gabriella Neves Leal Santos Barreto, Sâmella Silva de Oliveira, Isabelle Valle Dos Anjos, Hipocrates de Menezes Chalkidis, Rosa Helena Veras Mourão, Ana Maria Moura-da-Silva, Ida Sigueko Sano-Martins, Luis Roberto de Camargo Gonçalves