FREE NAVLE Pharmacology Therapeutics Questions and Answers

Question 1

A 9-year-old male neutered Domestic Shorthair cat is diagnosed with hyperthyroidism.
Which of the following is the most appropriate long-term oral medication for managing this condition, and what is its primary mechanism of action?

Accepted Answer

Methimazole; inhibits thyroid hormone synthesis

Answer

Levothyroxine; supplements thyroid hormone

Answer

Prednisolone; reduces inflammation and immune response

Answer

Amlodipine; calcium channel blocker for hypertension

Question 2

A 6-month-old Labrador Retriever puppy presents with a 2-day history of vomiting, diarrhea, and lethargy. Parvovirus enteritis is diagnosed. Which of the following is the most critical component of the initial therapeutic plan for this patient?

Accepted Answer

Aggressive intravenous fluid therapy

Answer

Oral broad-spectrum antibiotics

Answer

Corticosteroid administration to reduce inflammation

Answer

Anthelmintic treatment for parasitic co-infection

Question 3

Which of the following drugs is a commonly used antiemetic that primarily acts as a dopamine antagonist at the chemoreceptor trigger zone (CRTZ) and also has prokinetic effects on the gastrointestinal tract?

Accepted Answer

Metoclopramide

Answer

Ondansetron

Answer

Maropitant

Answer

Cerenia

Question 4

A 12-year-old intact male German Shepherd presents with chronic lameness, and radiographs reveal severe osteoarthritis of the hip joints. The owner asks about long-term pain management. Which of the following oral medications is generally considered the most appropriate first-line therapy for chronic osteoarthritis pain in dogs?

Accepted Answer

Carprofen

Answer

Gabapentin

Answer

Tramadol

Answer

Prednisone

Question 5

A veterinarian is preparing to sedate a horse for a minor standing procedure. The desired effects include sedation, analgesia, and muscle relaxation. Which of the following drug classes would be most appropriate to achieve these effects, and what is a common example?

Accepted Answer

Alpha-2 Adrenergic Agonists; Xylazine

Answer

Opioids; Fentanyl

Answer

Benzodiazepines; Diazepam

Answer

Phenothiazine Tranquilizers; Acepromazine

Question 6

A 4-year-old spayed female Beagle is diagnosed with congestive heart failure secondary to mitral valve disease. The veterinarian prescribes a medication to reduce preload and alleviate pulmonary edema. Which of the following drugs is most likely being prescribed for this purpose?

Accepted Answer

Furosemide

Answer

Pimobendan

Answer

Enalapril

Answer

Diltiazem

A 9-year-old male neutered Domestic Shorthair cat is diagnosed with hyperthyroidism.Which of the following is the most appropriate long-term oral medication for managing this condition, and what is its primary mechanism of action?

A 9-year-old male neutered Domestic Shorthair cat is diagnosed with hyperthyroidism.
Which of the following is the most appropriate long-term oral medication for managing this condition, and what is its primary mechanism of action?