16. The semisolid dosage forms meant for single application into the eye are called as......
a. Ointments
b. Contact lens
c. Applicaps
d. Lotion

17. From the types of dosage forms listed below, select the type commonly used for
ophthalmic preparations.
a. Lotion
b. Elixir
c. Solution
d. Emulsion

18. From the list of characteristics below, select the characteristic required of ophthalmic
suspensions.
a. Particle-free
b. Isotonic
c. Sterile
d. Clear

19. . Tonicity adjusters used in ophthalmic solutions include all of the following, except:
a. Benzalkonium chloride
b. Sodium nitrate
c. Dextrose
d. Sodium chloride

20. The ophthalmic products should have viscosity enough to maintain ......

a. contact time
b. Solubility
c. comfort to the eye
d. osmotic pressure