PHARMACOLOGY

Question 1

which drug strips a layer of the tear film

what is the clinical benefit of this

Answer 1

benzalkonium

need less of the other drug for penetration = less side effects

Question 2

adding a phosphate to a steroid makes it

Answer 2

more hydrophilic

Question 3

adding a alcohol/acetate to a steroid makes it

Answer 3

more hydrophobic

Question 4

what is a potential complication of topical eye steroids

Answer 4

ulcer (herpetic keratosis)

Question 5

what are fluorescein drops used for

Answer 5

corneal abrasions/epithelium loss

Question 6

what else do you need alongside fluorescein drops

Answer 6

blue light

Question 7

what are mydriatic drops used for

Answer 7

pupil dilation

Question 8

mydriatic drops example

Answer 8

tropicamide

Question 9

do you need a hydrophilic or hydrophobic drug to penetrate the eye

Answer 9

both lol

Question 10

example of intravitreal injection (injection into vitreous cavity)

Answer 10

anti-VEGF

Question 11

what is a rare complication of using mydriatic drops (though everyone seems to know it)

Answer 11

acute closed angle glaucoma (dilating pupil = blocks drain)