Fig. 4From: Pharmacoscintigraphic evaluation and antidiabetic efficacy of gliclazide-loaded 99mTc-labelled mucoadhesive microspheresThe in vitro wash off test of prepared microsphere was carried out in Gastric pH A (0.1Â N HCl, pH 1.2). The in vitro wash off test of prepared microsphere was carried out in Intestinal pH B (PBS pH 7.4). The wash off behaviour of all the nine batches of prepared mucoadhesive microsphere was carried out for around 10Â hBack to article page