A Patient Who Has Been Using Travoprost (Travatan)eye Drops for Glaucoma

A patient who has been using travoprost (Travatan) eye drops for glaucoma reports that the eye lashes seem longer and thicker.What is the nurse's best action?

A) Teach the patient that the drug is absorbed by the blood vessels of the eye and has no effect on other eye or lid structures.
B) Instruct the patient to apply only the number of drops prescribed and to blot the area with cotton balls after each dose.
C) Remind the patient that eye drops are liquid and that wet lashes appear both longer and thicker.
D) Reassure the patient that this is an expected response to the drug and no action is needed.