ACCURATE VTNE PREP PHARMACOLOGY EXAM QUESTIONS AND ANSWERS
An 11-year old male German shepherd dog with previously diagnosed dilated cardiomyopathy (DCM)
presents to your clinic following a dog fight. The dog is significantly aggressive and resistant to handling.
What medication should NOT be used to sedate this patient? - CORRECT ANSWER -Dexmedetomidine
should only be used in patients with normal cardiac function as it can cause a significant reduction in
cardiac output due to reduced heart rate.
Which of the following is the reason that fluoroquinolones are usually avoided when treating young
foals? - CORRECT ANSWER -Adverse effects on the articular cartilage
A 5-year old female spayed Yorkie presents with a history of decreased vision. The doctor asks you to
perform tonometry on this dog. Which of the following may be used as a topical anesthetic to the eyes
so that you may check the intraocular pressures with your Tonopen? - CORRECT ANSWER -Proparacaine
is a topical anesthetic for the eyes
A client has a dog with allergies, and the doctor recommends she give the dog diphenhydramine
(Benadryl) twice daily for 1 week. She instructs that the dog have 3.0 mg/kg every 12 hours. Over-thecounter Benadryl contains 12.5 mg per teaspoon, and the owner wishes to give a liquid. What quantity
of Benadryl in milliliters should the dog receive every 12 hours if he weighs 8 pounds? - CORRECT
ANSWER -12.5 mg/5 mL = 2.5 mg/mL
The dog weighs 8 pounds/ 2.2 pounds/kg = 3.6 kg
The dog needs 3.0 mg/kg per dose.
So, 3.0 mg/kg X 3.6 kg = 10.8 mg per dose (every 12 hours)
10.8 mg/ 2.5 mg/mL = 4.3 mL
What is the most common drug in most euthanasia solutions? - CORRECT ANSWER -Pentobarbital
Diphenhydramine is typically used in treating which of the following conditions? - CORRECT ANSWER -
Allergic reactions
Which of the following medications should be used with caution in cats, as it could cause blindness in
some cats? - CORRECT ANSWER -Enrofloxacin (Baytril) is used in cats at no higher than a 5mg/kg per
dose. Higher doses increase the risk for blindness in cats, and in general this drug should be used with
caution because of this potential side effect.