Among these, PVA has been used for various pharmaceutical
applications [9]. Some of the advantages of PVA are its nontoxicity,
excellent physical properties, high hydrophilicity, biocompatibility,
good chemical resistance, and bioadhesive nature making it
a suitable candidate for regenerative medicine especially wound
healing applications [10]. It also showed a high degree of swelling
in water, and an elastic nature which can closely simulate natural
tissue so that it can be readily accepted by the body