Borate Dynamic Covalent Hydrogel

Sustained Release for Hydrophilic Drugs

Achieves sustained release of hydrophilic drugs via borate-mediated dynamic covalent complexation, overcoming the limitation of conventional delivery vehicles designed for hydrophobic drugs.

Wang, Jingjie · Liu, Xinxin · Chen-chen, Zhu · Wang, Tianzuo · Si-Yu, Wang · Yan, Liu · Xin-Yang, Pan · Liu, Minhua · Ding, Chen · Li, Lingli · Zhou, Zhimin · Nan, Kaihui

Journal of Controlled Release 2023

Advantages

Sustained release, low corneal permeation, and extended ocular retention

Biocompatibility verified in both in vitro and in vivo studies

Superior therapeutic effects over PBS, hydrogel vehicle, and free DQS in a mouse dry eye model