Study of Drug-Drug Interactions: A Potential Need for Safe And Effective Usage Of Drugs In A Teritiary Care Hospital Journal title: IOSR Journal of Pharmacy (IOSRPHR) Authors: Ramya Balaprabha G, Sai Mahitha Ch, Aparna K2 ,, Vikas Patnaik N, Shikha Singh2 ,, Dr. Abbulu K Subject(s):