This document provides information on poisoning, including definition, causes, classification, symptoms, diagnosis, and primary management. It defines poisoning as occurring when a substance interferes with normal body functions after being ingested, inhaled, injected or absorbed. Common causes of poisoning include accidental ingestion by children under 5 and the elderly, as well as suicide attempts. Poisons are classified into plant, food/household chemicals, pharmaceuticals, venom, and other categories. Symptoms vary depending on the specific poison. Diagnosis involves determining what substance caused poisoning based on evidence and symptoms. Primary management includes seeking immediate medical help, identifying the poison, inducing vomiting if swallowed, and specific treatments depending on the type of poisoning such as activated charcoal or