Comparing Praziquantel Versus Artesunate + Sulfamethoxypyrazine/Pyrimethamine for Treating Schistosomiasis

Inclusion Criteria: * Aged between 6-15 years * In good health, according to study doctor * Suffering from urinary schistosomiasis, as diagnosed by the presence of S. haematobium eggs in the urine. * Residents of Djalakorodji * Capable of taking oral medication * Written informed consent to participate in the study, obtained from parent or legal guardian. Exclusion Criteria: * Weighing more than 50 kg * Being pregnant or lactating at the time of the study * Patient has a severe concomitant disease, as determined by the clinical examination, such as cerebral cysticercosis, HIV,... * Signs of severe malnutrition (children weighing/measuring more than 3 standard deviations or less than 70% of the median standard reference values determined by WHO, or with systemic oedema affecting both feet). * Hypersensitivity to As, SMP or PZQ * Having taken other antimalarial or antischistosomal medication during the study. * Having participated in previous similar studies