Dr. Ramaiyan Velmurugan is the Dean of Faculty of Pharmaceutical Sciences, Saveetha Institute of Medical and Technical Sciences, Chennai, India. He has more than 5 years of experience in Pharmaceutical industry, Research and Development and Academics. He received his PhD degree from Annamalai University, India. The author has to his credit many scientific publications in national and international journals and many patents in drug delivery. He is the member of many statutory bodies.