Pharmacology worksheet with answers

Free printable Pharmacology worksheet: 8 problems from easy to exam level, with an answer key. Print it or save it as a PDF.

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1.Easy

Why is folinic acid (leucovorin) given after high-dose methotrexate?

  1. ATo prevent nausea and vomiting after the methotrexate
  2. BTo make methotrexate act faster on the tumour
  3. CTo protect normal cells from methotrexate toxicity
  4. DTo treat an allergic reaction to methotrexate
2.Easy

Which class of drug is used to relieve an acute asthma attack?

  1. ABeta blockers
  2. BShort-acting beta-2 agonists
  3. CACE inhibitors
  4. DAntihistamines
3.Easy

A patient taking furosemide is advised to eat potassium-rich foods. Which food is a good choice?

  1. AEgg whites
  2. BWhite rice
  3. CButter
  4. DBananas
4.Medium

Why is ketorolac given only for a short course?

  1. AIt causes respiratory depression after a few days
  2. BIt quickly loses all its pain-relieving effect because of tolerance
  3. CGI bleeding and kidney injury become more likely with longer use
  4. DIt is a strong opioid that causes addiction
5.Medium

Macrolides such as clarithromycin act by:

  1. ABlocking folic acid synthesis
  2. BBinding the 50S ribosomal subunit to inhibit protein synthesis
  3. CInhibiting cell wall synthesis
  4. DInhibiting DNA gyrase
6.Medium

A man taking tamsulosin is planning cataract surgery. What should the nurse advise?

  1. ATell the eye surgeon, as it can cause floppy iris syndrome
  2. BTake a double dose on the day of surgery
  3. CStop the drug for one day and no further action is needed
  4. DThe drug has no link with eye surgery
7.Hard

A patient with asthma starts timolol eye drops for glaucoma and soon becomes wheezy. What is the most likely explanation?

  1. ATimolol activates histamine receptors in the lungs
  2. BThe wheeze is unrelated to the eye drops
  3. CTimolol is absorbed and blocks beta-2 receptors in the airways
  4. DThe eye drops contain an allergen that causes hay fever and asthma
8.Hard

A teenager took a large overdose of diphenhydramine. He is agitated, hot, flushed and confused, with dry skin, dilated pupils and a full bladder. What is this pattern?

  1. AAnticholinergic toxidrome
  2. BSerotonin syndrome
  3. COpioid toxidrome
  4. DCholinergic toxidrome

Answer key

  1. 1. C · To protect normal cells from methotrexate toxicity
  2. 2. B · Short-acting beta-2 agonists
  3. 3. D · Bananas
  4. 4. C · GI bleeding and kidney injury become more likely with longer use
  5. 5. B · Binding the 50S ribosomal subunit to inhibit protein synthesis
  6. 6. A · Tell the eye surgeon, as it can cause floppy iris syndrome
  7. 7. C · Timolol is absorbed and blocks beta-2 receptors in the airways
  8. 8. A · Anticholinergic toxidrome

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