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. 2019 Dec 1;11(12):640. doi: 10.3390/pharmaceutics11120640

Figure 1.

Figure 1

Triangular dimensional contour plots for the effect of TDL-PSO SNEDDS components (pumpkin seed oil, surfactant (Tween 80), and co-surfactant (PEG 200)) on globule size (A) and zeta potential (B). TDL-PSO SNEDDS, tadalafil-pumpkin seed oil-self nano-emulsified drug delivery system.