eng Oriental Scientific Publishing Company Biomedical and Pharmacology Journal 0974-6242 2015-02-15 2 1 73 78 613 article Pankaj Rai 1 Neeraj Kumar 2 R.S. Singh 3 ¹Ph.D Scholar Reader and Head, Department of Rasa Shastra, Faculty of Ayurveda, Institute of Medical Sciences, Banaras Hindu University (India). Department of Chemical Engineering Institute of Technology, Banaras Hindu University (India). Krishna Vajra Abhraka (Biotite) is an important and potent mineral used as medicine for different therapeutic purposes in the Ayurveda since long back. Abhraka is not used directly in the native form as founds in the ore. It is subjected to different pharmaceutical processing like Shodhana and Marana (incineration) described in Ayurvedic texts that converts into therapeutically important form. These processes lead to physico-chemical changes in the Abhraka which makes therapeutically suitable form. In this paper an attempt has been made to find out the chemical changes takes place in the Abhraka after process of Shodhana from different Media by Fourier transmission Infrared Spectroscopy Study (FTIR). https://biomedpharmajournal.org/vol2no1/role-of-media-in-the-pharmaceutical-processing-of-krishna-vajra-abhraka-a-fourier-transmission-infrared-spectroscopy-study-ftir/ Krishna Vajra Abhraka Shodhana Fourier transmission Infrared Spectroscopy Study Media