Summary: In the text, the Astangahrdaya commentary by Sridasa Pandita is discussed, focusing on the nidana and sarirasthana in six and sixteen chapters respectively, with 25 commentaries written by scholars from different regions. The manuscript sources used for the third part include various texts in Malayalam script from Kerala. The text also delves into the historical figures in Ayurveda, such as Cyavana, Agastya, and Dhanvantari, with references to their important contributions. Additionally, it traces the attribution of various works to Dhanvantari, highlighting the intertwining of historical and mythological narratives in Ayurveda. The evolution of ancient works attributed to significant figures in the field is also explored, shedding light on the complexities of classical Ayurvedic literature.