IJRAP International Journal of Research in Ayurveda and Pharmacy 2277-4343 Moksha Publishing House DOI: 10.7897/2277-4343.100113 TOXICOLOGICAL AND HUMAN RISK ASSESSMENT OF HARATAL (ORPIMENT/AS2S3) Sourav Ballav * Gouranga Maity Nisith Kumar Mondal 11 -0001 55 58 With the evolution of civilization and its development, chronic heavy metal poisoning came to light, one of them is __ampersandsignalpha; -allotropic form of arsenic;i.e- Haratal (arsenic trisulphide).Agadatantra the special__ampersandsignnbsp;__ampersandsignnbsp;branch of Ayurveda mainly deals with the toxicological aspect of Ayurveda and the pioneer Ayurveda classic __ampersandsignldquo;Sushruta Samhita__ampersandsignrdquo; 1stdescribed haratal as a heavy metal and highlight its toxicodynamic, toxicokinetic along with poisoning sign symptoms. Arsenic trisulphide poisoning Heavy metal toxicity Ayurveda drugs occupational toxicity Orpiment