Figure 8.

Tear fluid concentration–time curve after topical application of BH solution and BH-Mt/CS NPs in the rabbit eyes.
Abbreviations: BH, betaxolol hydrochloride; CS, chitosan; Mt, montmorillonite; NPs, nanoparticles.

Tear fluid concentration–time curve after topical application of BH solution and BH-Mt/CS NPs in the rabbit eyes.
Abbreviations: BH, betaxolol hydrochloride; CS, chitosan; Mt, montmorillonite; NPs, nanoparticles.