The eye is a computerized system that has been designed for self-defense, and these defense mechanisms create challenges in administration of medications to the eye.

Therefore, ocular drug delivery has been a major challenge to drug delivery researchers. There are on-going studies, in search of treatment especially for the diseases affecting the posterior segment of the eye. This book gives an overview of the background of ocular drug delivery and is unique for pharmacists, medical practitioners, students and drug delivery researchers.