A Formulation and Evaluation of Mucoadhesive Benzocaine Gel

Gel dosage forms are successfully used as drug delivery systems considering their ability to control drug release and to protect medicaments from a hostile environment. The aim of this work was to investigate the properties of carbopol 934, HPMC K4M polymeric system in water-miscible co-solvents such as glycerin and alcohol. Benzocaine is a local anesthetic, treatment of mouth ulcer and mucosal pain relief.