. Which of the following is the most permeable skin region for drug penetration?
a) Forearm
c) Palm
d) Heel
. What effect does occlusion have on topical drug penetration?
a) Decreases efficacy
c) Causes systemic toxicity
d) No effect
. Which vehicle is best suited for treating acute inflammation with oozing and
vesiculation?
a) Ointments
b) Lotions
d) Foams
Bacitracin is effective against which type of bacteria?
b) Gram-positive
c) Mycobacteria
d) Viruses
. What is the black box warning associated with Polymyxin B?
a) Hepatotoxicity
c) Cardiovascular events
d) Hyperkalemia
. What is the mechanism of action of salicylic acid in acne treatment?
a) Antibacterial only
c) Immune suppression
d) Hormonal regulation
Retinoic acid should be avoided in:
a) Children
b) Pregnant women (especially first trimester)
, c) Elderly patients
d) Men
‘What is the primary concern with isotretinoin therapy?
a) Nephrotoxicity
b)
c) Hepatotoxicity
d) Hyperglycemia
Gastrointestinal Pharmacology MCQs
9. ‘Which of the following stimulates gastric acid secretion?
a) Histamine
b) Prostaglandin E2
<) Somatostatin
d) Sucralfate
10. Proton pump inhibitors (PPIs) act by:
a) Blocking H2 receptors
b) Inhibiting the H+/K+ ATPase enzyme
c) Neutralizing stomach acid
d) Coating the gastric lining
11. ‘What is the main concern with long-term PPI use?
a) Vitamin B12 deficiency
b) Hypercalcemia
c) Increased H. pylori infection
d) GERD exacerbation
12. ‘What is a common adverse effect of aluminum-containing antacids?
a) Diarrhea
b) Constipation
c) Metabolic acidosis
d) Hyperkalemia
13. ‘Which drug is a cytoprotective agent used in peptic ulcer disease?
a) Sucralfate
b) Omeprazole
c) Ranitidine
d) Metronidazole
a) Forearm
c) Palm
d) Heel
. What effect does occlusion have on topical drug penetration?
a) Decreases efficacy
c) Causes systemic toxicity
d) No effect
. Which vehicle is best suited for treating acute inflammation with oozing and
vesiculation?
a) Ointments
b) Lotions
d) Foams
Bacitracin is effective against which type of bacteria?
b) Gram-positive
c) Mycobacteria
d) Viruses
. What is the black box warning associated with Polymyxin B?
a) Hepatotoxicity
c) Cardiovascular events
d) Hyperkalemia
. What is the mechanism of action of salicylic acid in acne treatment?
a) Antibacterial only
c) Immune suppression
d) Hormonal regulation
Retinoic acid should be avoided in:
a) Children
b) Pregnant women (especially first trimester)
, c) Elderly patients
d) Men
‘What is the primary concern with isotretinoin therapy?
a) Nephrotoxicity
b)
c) Hepatotoxicity
d) Hyperglycemia
Gastrointestinal Pharmacology MCQs
9. ‘Which of the following stimulates gastric acid secretion?
a) Histamine
b) Prostaglandin E2
<) Somatostatin
d) Sucralfate
10. Proton pump inhibitors (PPIs) act by:
a) Blocking H2 receptors
b) Inhibiting the H+/K+ ATPase enzyme
c) Neutralizing stomach acid
d) Coating the gastric lining
11. ‘What is the main concern with long-term PPI use?
a) Vitamin B12 deficiency
b) Hypercalcemia
c) Increased H. pylori infection
d) GERD exacerbation
12. ‘What is a common adverse effect of aluminum-containing antacids?
a) Diarrhea
b) Constipation
c) Metabolic acidosis
d) Hyperkalemia
13. ‘Which drug is a cytoprotective agent used in peptic ulcer disease?
a) Sucralfate
b) Omeprazole
c) Ranitidine
d) Metronidazole
