Answer
Hypromellose prolongs adhesion, enhances moistening of the cornea and conjunctiva, and allows smoother movement of the conjunctiva over the cornea.
Sources for this answer
- Artelac 0.32%w/v Single dose unit, Eye drops solutionBausch & Lomb U.K Limited · emc · SmPC §5.1 Pharmacodynamic properties · Version 3Document updated
Sources checked