Diarrhoea & Constipation Mechanisms of Action

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Themes

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Quizzes Created: 3463 | Total Attempts: 1,248,268

| Questions: 8 | Updated: Oct 30, 2026

Question 1 / 9

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1. Match each drug to its correct mechanism of action.

Bisacodyl / Senna

Lactulose / Polyethylene Glycol

Psyllium Husk / Methylcellulose

Docusate

Liquid Paraffin / Mineral Oil

Loperamide / Codeine / Diphenoxylate

Adsorbents (Kaolin, Pectin, Diosmectite)

Prucalopride

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About This Quiz

Pharmacology Quizzes & Trivia

This assessment focuses on the mechanisms of action related to diarrhoea and constipation. It evaluates your understanding of the physiological processes and treatments involved in these common gastrointestinal issues. This knowledge is essential for healthcare professionals and anyone interested in digestive health, making it a valuable resource for enhancing you... see moreexpertise in gastrointestinal health. see less

2.

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2. Match each prokinetic/propulsive agent to its specific mechanism of action.

Linaclotide

Prucalopride

Lubiprostone

Magnesium salts (osmotic)

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3. Match each anti-diarrhoeal drug class to its mechanism of action.

Antipropulsives (Opioids)

Adsorbents

Probiotics

Oral Rehydration Salts

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4. Match each laxative drug to the class it belongs to based on its mechanism of action.

Bisacodyl

Lactulose

Psyllium Husk

Docusate

Liquid Paraffin

Linaclotide

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5. Match each drug interaction to its correct pharmacological explanation.

Bisacodyl / Senna + Digoxin

Lactulose + Warfarin

Bulk laxatives + Digoxin / Carbamazepine

Sodium Phosphate + Diuretics / ACEIs / ARBs / NSAIDs

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6. Match each drug to its correct contraindication.

Lactulose

Sodium Phosphate

Linaclotide

Loperamide / Antipropulsives

Magnesium Salts

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7. Match each antibiotic to the specific pathogen it targets in infectious diarrhoea.

Azithromycin / Ciprofloxacin / Ofloxacin

Metronidazole / Fidaxomicin / Vancomycin

Ciprofloxacin / Doxycycline / Erythromycin

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8. Match each laxative side effect to the drug class most associated with it.

Hypokalaemia and hypocalcaemia

Flatulence, bloating and electrolyte imbalance

Abdominal distention, belching and intestinal compaction if taken without water

Faecal incontinence and anal irritation

Excessive bowel activity and rectal bleeding

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All (8)
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Match each drug to its correct mechanism of action.

Match each prokinetic/propulsive agent to its specific mechanism of...

Match each anti-diarrhoeal drug class to its mechanism of action.

Match each laxative drug to the class it belongs to based on its...

Match each drug interaction to its correct pharmacological...

Match each drug to its correct contraindication.

Match each antibiotic to the specific pathogen it targets in...

Match each laxative side effect to the drug class most associated with...

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