Eyes and Ear Drugs

Question 1

What is the schirmer tear test for?

Answer 1

Diagnose KCS, which is tear production deficiency

Question 2

What are mydriatics?

Answer 2

Pupil opening drugs, increases IOP

Question 3

Mydriatics are used for what?

Answer 3

Relieving inflammation associated with uveitis and keratitis, to break up or prevent adhesions between the iris and the lens, and prepare an animal for ocular surgery

Question 4

Cycloplegics do what?

Answer 4

Paralyze the ciliary muscles and minimize pain

Question 5

Mydriatics are either:

Answer 5

Sympathomimetic or anticholinergic

Question 6

Name 2 mydriatic drugs

Answer 6

Atropine and Phenylephrine

Question 7

What is atropine for?

Answer 7

Anticholinergic used to treat acute inflammation of anterior uvea and as an aid in examination of the retina. Produces cycloplegia.

Question 8

What is phenylephrine for?

Answer 8

Direct acting A1 sympathomimetic, used to dilate pupils prior to cataract removal. Not a cycloplegic.

Question 9

What are miotics?

Answer 9

Pupil closing drugs, reduces IOP

Question 10

What is the miotic pilocarpine used to treat?

Answer 10

Used to treat open angle glaucoma by increasing the outflow of aqueous humor, and neurogenic KCS

Question 11

What are carbonic anhydrase inhibitors for?

Answer 11

Reduce IOP by reducing aqueous humor production

Question 12

What is glaucoma?

Answer 12

Group of diseases that increase IOP

Question 13

What do osmotic diuretics do?

Answer 13

Decrease vitreous humor volume to decrease IOP. Used prior to surgery or as an emergency treatment of glaucoma

Question 14

Name a lacrimogenic

Answer 14

Pilocarpine

Question 15

KCS can be treated with:

Answer 15

Cyclosporine, Pilocarpine and artificial tears

Question 16

What are artificial tears?

Answer 16

Isotonic solutions that are Ph buffered to serve as an eye lubricant

Question 17

Name 2 eye antibiotics

Answer 17

Neomycin and Polymyxin B

Question 18

What is a warning for Polymyxin B for cats?

Answer 18

Can cause sensitization and anaphylaxis when applied topically in cats

Question 19

What are optic glucocorticoids used for?

Answer 19

Treating conjunctivitis. Do not use in patients with corneal ulcers, fungal infections or viral infections

Question 20

What are tear supplements for?

Answer 20

lubricants for the eye

Question 21

What is responsible for balance?

Answer 21

Vestibule and semicircular canals

Question 22

What is responsible for hearing?

Answer 22

Cochlea

Question 23

What is otitis interna?

Answer 23

An inner ear infection

Question 24

What are side effects of otitis interna?

Answer 24

Head tilt toward infected side, ataxia, nausea, vomiting

Question 25

Name 3 otic antibiotic groups

Answer 25

Aminoglycosides, phenicols, fluoroquinolones

Question 26

When giving aminoglycosides, make sure:

Answer 26

The tympanic membrane is intact because it’s ototoxic

Question 27

Florfenicol should not be used in:

Answer 27

Food producing animals

Question 28

Enrofloxacin, or Baytril Otic, is combined with:

Answer 28

Silver sulfadiazine

Question 29

Cerumenolytic agents such as:

Answer 29

Propylene glycol, remove wax and debris before treatment

Question 30

Name a topical otic anti inflammatory drug and what it does

Answer 30

Fluocinolone plus DMSO, a potent glucocorticoid used to reduce inflammation, edema, pain and pruritus in acute and chronic otitis

Question 31

What is cycloplegia?

Answer 31

Paralysis of the ciliary muscles of the eye