A Review on Advanced Drug Delivery Systems

M. Penchalaiah, Saritha Chandra*, G. Vankateswarlu, Dr. P. Venkatesh
Jagan’s College of Pharmacy, Jangalakandriga, Nellore, Andhra Pradesh, India

A B S T R A C T
Drug targeting to specific organs & tissues has become one of the critical endeavors of the new century. The use of conventional dosage forms generally involves difficulties in achieving the target site. New drug delivery systems include lipidic, proteic & polymer technologies to provide new sustained drug delivery with better drug distribution, drug protection from the harsh external environment & avoidance of drug clearance. This review covers advances in drug delivery.
Keywords: Nanoparticles, dendrimers, nanomedicine, quantum dots.