Antibiotics and Their Indications Quiz

Test your knowledge of antimicrobial pharmacology with questions on antibiotic classes, mechanisms of action, and indications. Strengthen your understanding now!

#1

Which antibiotic is commonly used to treat bacterial infections such as strep throat?

Metronidazole
Penicillin
Ciprofloxacin
Isoniazid
#2

Which antibiotic is specifically used for the treatment of tuberculosis?

Vancomycin
Rifampin
Amoxicillin
Azithromycin
#3

For which type of infections is metronidazole primarily indicated?

Viral infections
Fungal infections
Protozoal infections
Helminthic infections
#4

Which antibiotic is effective against MRSA (Methicillin-resistant Staphylococcus aureus)?

Penicillin
Vancomycin
Erythromycin
Ceftriaxone
#5

Which antibiotic is recommended for the treatment of acute otitis media in children?

Clarithromycin
Amoxicillin
Cefuroxime
Levofloxacin
#6

Which antibiotic is commonly used for the prophylaxis of urinary tract infections?

Nitrofurantoin
Amoxicillin
Ciprofloxacin
Metronidazole
#7

Which antibiotic is effective against anaerobic bacteria and protozoa?

Penicillin G
Metronidazole
Vancomycin
Cephalexin
#8

Which antibiotic class is primarily used against Gram-negative bacteria?

Tetracyclines
Penicillins
Cephalosporins
Aminoglycosides
#9

What mechanism of action does Ciprofloxacin, a fluoroquinolone antibiotic, utilize?

Inhibits cell wall synthesis
Inhibits protein synthesis
Inhibits DNA gyrase
Disrupts cell membrane
#10

Which antibiotic is often used as a first-line treatment for community-acquired pneumonia?

Doxycycline
Levofloxacin
Azithromycin
Clindamycin
#11

What is the mechanism of action of tetracyclines?

Inhibition of cell wall synthesis
Inhibition of nucleic acid synthesis
Inhibition of protein synthesis
Disruption of cell membrane function
#12

Which class of antibiotics is contraindicated in children due to the risk of teeth discoloration?

Macrolides
Sulfonamides
Tetracyclines
Fluoroquinolones
#13

Which antibiotic is used for the prophylaxis of endocarditis before dental procedures in high-risk patients?

Amoxicillin
Ciprofloxacin
Metronidazole
Vancomycin
#14

What is the major adverse effect associated with aminoglycosides?

Hepatotoxicity
Nephrotoxicity
Phototoxicity
Cardiotoxicity
#15

What is the primary concern with the use of broad-spectrum antibiotics?

They are less effective than narrow-spectrum antibiotics.
They can lead to antibiotic resistance.
They only target Gram-positive bacteria.
They are more toxic to the host.
#16

Which antibiotic is known for causing pseudomembranous colitis as a side effect?

Cephalexin
Clindamycin
Nafcillin
Erythromycin
#17

Which class of antibiotics is primarily used for the treatment of Clostridioides difficile infections?

Cephalosporins
Fluoroquinolones
Glycopeptides
Macrolides
#18

Which antibiotic is used as a last resort for multi-drug resistant Gram-negative bacterial infections?

Colistin
Doxycycline
Nafcillin
Trimethoprim
#19

Which antibiotic is associated with the risk of tendon rupture?

Cephalexin
Metronidazole
Ciprofloxacin
Amoxicillin
#20

What is the major side effect of linezolid, an oxazolidinone antibiotic?

Hypertension
Myelosuppression
Acute renal failure
Peripheral neuropathy

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