PTCB Drug Test #4 2

Question 1

How many grams of dextrose are in 1 liter of D5W?

Accepted Answer

50 g

Answer

D5W contains 5% dextrose = 5 g/100 mL. In 1000 mL (1 liter): 5 g x 10 = 50 g of dextrose.

Question 2

A child weighs 44 lbs. The dosing is 10 mg/kg. What is the appropriate dose in mg?

Accepted Answer

200 mg

Answer

44 lbs ÷ 2.2 = 20 kg. Dose = 20 kg x 10 mg/kg = 200 mg.

Question 3

Which of the following drug suffixes indicates it belongs to the beta-blocker class?

Accepted Answer

-olol

Answer

Beta-blockers typically end in "-olol" (metoprolol, atenolol, propranolol, carvedilol). "-pril" = ACE inhibitors, "-sartan" = ARBs, "-statin" = HMG-CoA reductase inhibitors.

Question 4

What is the maximum recommended daily dose of acetaminophen for a healthy adult?

Accepted Answer

4,000 mg

Answer

The maximum daily dose of acetaminophen for healthy adults is 4,000 mg (4 g). For patients with liver disease, alcoholism, or malnutrition, 2,000–3,000 mg/day is recommended.

Question 5

Which of the following is the correct meaning of "QID" on a prescription?

Accepted Answer

Four times daily

Answer

QID (quater in die) means four times a day. QD = once daily, BID = twice daily, TID = three times daily.

Pharmacy Practice Test

Pharmacy Practice Test

PTCB Drug Test #4 2