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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Name: ____________________   Date: ____________

1.Easy

What is the most common side effect of first-generation antihistamines such as diphenhydramine?

  1. ARaised blood pressure
  2. BInsomnia
  3. CDiarrhoea
  4. DDrowsiness
2.Easy

Fluconazole is used to treat infections caused by:

  1. AFungi such as Candida
  2. BParasites such as malaria
  3. CViruses such as influenza
  4. DGram-negative bacteria
3.Easy

How is pernicious anaemia usually treated?

  1. AWith oral iron tablets for three months, then stopping
  2. BWith folic acid alone
  3. CWith vitamin B12 injections, usually for life
  4. DWith blood transfusions every month
4.Medium

How many micrograms are in 0.5 mg?

  1. A5 micrograms
  2. B50 micrograms
  3. C5000 micrograms
  4. D500 micrograms
5.Medium

A child weighing 20 kg is prescribed a drug at 15 mg/kg per dose. What is the dose?

  1. A3000 mg
  2. B150 mg
  3. C35 mg
  4. D300 mg
6.Medium

A patient given haloperidol develops a sudden painful twisting of the neck and the eyes roll upward. Which drug is usually given?

  1. AA second dose of haloperidol
  2. BAn anticholinergic such as benzatropine (benztropine)
  3. CNaloxone
  4. DDantrolene by mouth to relax the twisted neck muscles
7.Hard

A patient taking long-term morphine for cancer pain becomes very sedated with slow breathing. Why is naloxone given in small, diluted doses?

  1. ABecause naloxone is toxic to the liver in large doses
  2. BTo make the effect of naloxone last longer than morphine
  3. CBecause naloxone is much more potent and toxic in patients with cancer
  4. DTo restore breathing without causing severe withdrawal and pain
8.Hard

In aspirin overdose the urine may be made alkaline with sodium bicarbonate. Why does this increase salicylate excretion?

  1. ABicarbonate speeds up the liver metabolism of salicylate to inactive forms
  2. BBicarbonate binds salicylate and makes it inactive
  3. CMore salicylate is ionised in the tubule, so less is reabsorbed
  4. DAlkaline urine increases glomerular filtration

Answer key

  1. 1. D · Drowsiness
  2. 2. A · Fungi such as Candida
  3. 3. C · With vitamin B12 injections, usually for life
  4. 4. D · 500 micrograms
  5. 5. D · 300 mg
  6. 6. B · An anticholinergic such as benzatropine (benztropine)
  7. 7. D · To restore breathing without causing severe withdrawal and pain
  8. 8. C · More salicylate is ionised in the tubule, so less is reabsorbed

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