Profilometry of (a) of Rapidfilm® Tesa Labtec without printing, (b) Rapidfilm® with printed spots of 10 droplets of sodium picosulfate ink, (c) hydrophobic non-porous film of CURE Pharmaceutical® without printing, and (d) hydrophobic non-porous film with printed spots of 10 droplets containing sodium picosulfate ink. Reprinted with permission from Planchette et al., Int. J. Pharm. 509(1–2), 518–527 (2016).135 Copyright 2016 Elsevier.