IJRAP International Journal of Research in Ayurveda and Pharmacy 2277-4343 Moksha Publishing House DOI: 10.7897/2277-4343.04212 SCIENTIFIC BASIS FOR THE PREPARATION AND CHARACTERIZATION OF IRON BASED TRADITIONAL DRUG ANNABHEDI SINDOORAM: A MATERIALISTIC APPROACH Keerthy Unni Sheela Karalam B. A.V. Vijayasankar* 11 -0001 149 152 Annabhedi Sindooram Bhasma Iron oxides Organo-metal complexes Particle size Medicinal activity