Characteristics of 76,113 Acute Poisoning Cases Registered in Emergency Medical System of Tehran Province; A Cross-sectional Study.

Based on the findings of this study, the most vulnerable population groups to the poisoning were young individuals, males, and those with a history of psychiatric illness and substance abuse, predominantly affected by oral route. The geographical and temporal distribution of poisonings highlights the need for targeted preventive interventions, public education, and enhancement of prehospital emergency service infrastructure in high-risk areas.