Pharmacological Review on Purification of Poisonous Plants According to Ayurveda

The document reviews the Ayurvedic concept of Visha Dravyas, which are poisonous plants that can be harmful or lethal but also have medicinal properties when properly purified. It discusses various poisonous plants and their toxic constituents, including alkaloids, polypeptides, amines, glycosides, oxalates, resins, and toxalbumins. The review also outlines the different detoxification or purification processes (Sodhana) in Ayurvedic medicine. It aims to screen the Visha Dravyas and their purification methods in various media, along with their Rasa, Guna, Veerya and Vipaka, Prabhava from various Ayurvedic classical texts, and their pharmacological actions.