Schistosoma mansoni infection among preschool age children attending Erer Health Center, Ethiopia and the response rate to praziquantel.

Out of the 236 study participants, 59 (25%) were infected with S. mansoni. Praziquantel treatment (40 mg/kg) resulted in 96.4% cure rate and 99.4% egg reduction rate. Children of 3-5 year old were significantly affected with S. mansoni infection. Nausea and fatigue were common mild adverse events within 4 h of treatment however moderate and severe adverse events and allergic reactions were not observed. In conclusion, praziquantel at 40 mg/kg, the dose utilized in standard care for school age children, is tolerable and efficacious in the treatment of S. mansoni infection in PSAC, which calls for the healthcare system to provide appropriate service for this population.