N A Ansari (MD)3, Rashmi Singh (MD)4,, *Sujata Singh (MD)1, Rahul Goyal (MD)2,, 1Associate Professor, Department of Pharmacology, Shri Ram Murti Smarak Institute of Medical Sciences, Bareilly -243 202, U.P., India. 2Associate Professor, Department of Microbiology, Shri Ram Murti Smarak Institute of Medical Sciences, Bareilly -243 202, U.P., India 3Professor & Head, Department of Pharmacology, Shri Ram Murti Smarak Institute of Medical Sciences, Bareilly -243 202, U.P., India 4Assistant Professor, Department of Pharmacology, Rohilkhand medical college and hospital, Bareilly -243 202, U.P., India., India