Background and purpose: Leishmania is flagellated protozoa and causative agent of leishmaniosis. It is one of the main public health problems in developing countries. Cantharidin is terpenoid component that exists in Meloidae and Oedemeridae beetles. Cantharidin is vesicant and could induce apoptosis in cancerous cells. This study was performed to determine the role of cantharidin in inducing a...