Use of polyamine compound for manufacturing medicament for treating and preventing parasitic diseases, preferably protozoan parasitic disease, particularly leishmaniasis or trypanosomosis including Chagas disease. Application Number: WO2015059337-A1. Patent Assignee: UdG/UGR. Inventors: Ribas Salamana X, Costas Salgueiro M, Cusso Forest O, Company Casadevall A, Lloret Fillol J, Sanchez Moreno M, Marin Sanchez C, Rosales Lombardo M J, Olmo Arevalo F