Use of ester derivatives of pyrazole proton-ionizable compounds and the corresponding salts there of for the treatment of chagas disease and leishmaniasis. Application Number: WO2016/038238 AI. Patent Assignee: CSIC/UGR. Inventors: Riviriego Picon F, Navarro Torres P, Aran Redo V, Sanchez-Moreno M, Marín Sánchez C, Olmo Arevalo F