Sireesha Pulla1, Nagarjuna Sannithi1, Siva Reddy Challa2*
1Department of Pharmacology, Raghavendra Institute of Pharmaceutical Education and Research, Ananthapur, Andhra Pradesh, India,
2Department of Pharmacology, KVSR Siddhartha College of Pharmaceutical Sciences, Vijayawada, Andhra Pradesh, India.