The first takshak was born in sarpo, who was revered in serpents like a Brahmin in humans. He had ten heads and ten mouths. Due to being born before the serpents of Kshatriya etc. jatis, Takshak first drank nectar located in heaven. Som i.e. brahmin who drinks nectar should make the juice produced from takshak kand root etc. inferior to the effect of poison. (1)