Eppalapalli Sree Rani1, K. Sunil Kumar*2 1Sun Institute of Pharmaceutical Education and Research, Kakupalli, Nellore, Andhra Pradesh, India. 2Associate Professor, Department of Pharmaceutics – Drug regulatory affairs, Sun Institute of Pharmaceutical Education and Research, Kakupalli, Nellore, Andhra Pradesh, India A B S T R A C T Drug discovery has a long history and dates back to the early days ... Read More »