Figure 3.
In vitro drug diffusion, *p<0.05 **p<0.01 ***p<0.001 vs 4w/w% PaHCl-LLC (A) and ex vivo skin penetration, **p<0.01 ***p<0.001 vs 3w/w% PaHCl-LLC (B) studies.
Abbreviations: PaHCl, papaverine hydrochloride; LLC, lyotropic liquid crystal.
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