Fig. 3From: Central composite design for the development of carvedilol-loaded transdermal ethosomal hydrogel for extended and enhanced anti-hypertensive effectIn-vitro drug release studies of carvedilol-loaded ethosomal hydrogel formulation (G2), and free drug-loaded hydrogels (G7). The experiments were carried out in triplicate and results are shown as mean ± SEMBack to article page