• Dr.Remya Chandran
• Dr.R.Rajam

Rasasastra is the science of Rasa or mercury and has in it ,the principles that help man to attain salvation during his lifetime. Rather than being science of alchemic principles Rasasastra gifts mankind superior quality of health and cure from diseases. There are different categories of mercurial preparations viz; khalweeya rasayanas, kupipakwa rasayanas, Parpati kalpa, Pottali kalpa. Pottali kalpas are those medications which convert mercury to compact masses and are very potent. Lokanatha rasa is a pottali kalpa.Kaparda poorana method is adopted in case of Lokanatha rasa.In this study the reference from Sarangadhara Samhitha is taken.The steps involved in the preparation are very unique and involves an array of preprocesses. The source of heat is gajaputa but in this study muffle furnace is used for convenience.

Rasasatra,pottali,Lokanatha rasa,kaparda poorana,gajaputa.

"Pharmaceutical preparation of pottali kalpa-Lokanatha rasa", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.7, Issue 12, page no.146-148, December-2020, Available :http://www.jetir.org/papers/JETIR2012022.pdf

"Pharmaceutical preparation of pottali kalpa-Lokanatha rasa", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.7, Issue 12, page no. pp146-148, December-2020, Available at : http://www.jetir.org/papers/JETIR2012022.pdf