Dear Alberto Pozzati Dr. Luigi Gradoni is a leishmaniac in Italy I am sure that one of them from his group will help you about the therapy of leishmaniasis Now I am giving you the address of his center, I do not know the e-mail address. Luigi Gradoni Lab. di Parassitologia, Istituto Superiore di Sanita Viale Regina elena 299, 00161, Roma Italy With my best regards SERAY