COMPARATIVE STUDY ON THE SUBSTITUTES USED IN AYURVEDA WITH SPECIAL REFERENCE TO SUBSTITUTES FOR PUSHKARAMULA (INULA RACEMOSA HOOK.F.) VIZ., KUSHTA (SAUSSUREA LAPPA DECNE.) AND ERANDAMULA (RICINUS COMMUNIS L.): A CLINICAL STUDY Journal title: International Research Journal of Pharmacy (IRJP) Authors: J. L. N. Sastry, Tanuja Nesari, Rajendra Huparikar Subject(s):