This cost analysis was conducted from the societal perspective, and it includes health care costs, costs of productivity losses from poisoning episodes, and the costs of seeking and/or undergoing care as they fall on patients .During the investigation , it became clear that not all cases admitted in hospitals were reported to the Epidemiology Unit (Regional Health Authority, Ministry of Health) and vice versa; not all reported cases were attended at the public hospitals; probably many had gone to a primary health care facility in rural areas and/or to the private system when near to a city.