PTCB Drug Test #4 2 Flashcards
6 cards from real Pharmacy practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 PTCB Drug Test #4 2 flashcards as text
How many grams of dextrose are in 1 liter of D5W?
Answer: 50 g
D5W contains 5% dextrose = 5 g/100 mL. In 1000 mL (1 liter): 5 g x 10 = 50 g of dextrose.
A child weighs 44 lbs. The dosing is 10 mg/kg. What is the appropriate dose in mg?
Answer: 200 mg
44 lbs ÷ 2.2 = 20 kg. Dose = 20 kg x 10 mg/kg = 200 mg.
Which of the following drug suffixes indicates it belongs to the beta-blocker class?
Answer: -olol
Beta-blockers typically end in "-olol" (metoprolol, atenolol, propranolol, carvedilol). "-pril" = ACE inhibitors, "-sartan" = ARBs, "-statin" = HMG-CoA reductase inhibitors.
What is the maximum recommended daily dose of acetaminophen for a healthy adult?
Answer: 4,000 mg
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.
Which of the following is the correct meaning of "QID" on a prescription?
Answer: Four times daily
QID (quater in die) means four times a day. QD = once daily, BID = twice daily, TID = three times daily.
Methotrexate is used for which of the following conditions?
Answer: Rheumatoid arthritis
Methotrexate is a DMARD used for rheumatoid arthritis, psoriasis, and certain cancers. It inhibits dihydrofolate reductase, reducing folic acid synthesis.