“Tantra” or Sastra means science or subject, being dealt with or the content of the topic being written in the form of a book or treatise. “Yukti” means Yojana or proper arrangement or compiling. Tantrayukti means assembling the topic of a subject in a methodological way. Tantrayukti is a device or technique for precise understanding of treatises in Sanskrit language. Ayurvedic treatises were composed in Sutra form and the scholars felt it difficult for understanding. Proper understanding of Ayurveda treatises helps in maintaining health and for curing the diseases. Just like the light removes the darkness in home, with Tantrayukti meaning of difficult topic becomes lucid. Ashtanga Hridaya, the popular authoritative treatise on ancient Indian medicine encompasses the essence of all eight branches of Ayurveda. Ashtanga Hridaya contains the cream of knowledge scattered in different Samhitas and has been prepared in a way that which is neither too brief nor too elaborate. The present study deals with application of Tantrayukti in Ashtanga Hridaya, Uttarasthana.