Many drugs have been used for therapeutic purposes in Ayurveda since the Vedic period, and they are either of plant (Sthavar Udbhava), animal (Jangam or metal, mineral (Khanija) origin. After period Acharya Nagarjuna, use metals, minerals, poisonous became prevalent. Agada Tantra is a branch that deals with treatment various poisons. Toxicology concerned identification management types poisons,...