T.S.D. De Silva, R.H.S.K. de Silva , N.D.N. Jayawardhane, A survey on Pharmacodynamic properties of Commonly used herbs in Dushta Vrana, 2^nd International Conference on Ayurveda, Unani, Siddha and Traditional Medicine 2014, 16^th -18^th December, Published in Abstract Book Page 218 ,Organized by the Institute of Indigenous Medicine, University of Colombo, Rajagiriya, Sri Lanka