Fig. 1From: Central composite design for the development of carvedilol-loaded transdermal ethosomal hydrogel for extended and enhanced anti-hypertensive effectContour plots of responses showing the interactive effects of amount of lipid and amount of ethanol on vesicle size (Y1) (a, b), % EE (Y2) (c, d), and % CDR (Y3) (e, f)Back to article page