Nanotechnology in drug delivery

Nanotechnology is a buzz word in almost all aspects of science and engineering.some scientists believe that it has immense potentials while some believe it's a hype that isn't gonna last for long.Well,I do beleive in its potentials and what interests me the most are its applications in the area of drug delivery.To be more specific ,Nano drug delivery in oncology is my area of interest.Let us all hope that nano drugs could down the future replace the painful chemoherapeutic method of treatment