Abstract:

At present, researches in drug release system for ocular anterior segment including pro-drug, polymer gel, additives and colloid dosage forms. Pro-drug and additives have an earlier research and wider application. Polymer gel and colloid dosage forms become the focus of the research for its better advantage of drug sustained release, high bio\|availability as well as patient’s comfort and tolerance.   (Int Rev Ophthalmol, 2015, 39:  297.302)