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Pharmacology: Antibiotics
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Pharmacology: Antibiotics
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25 Questions

1. Bleomycin is used in most effective drug combination regiment for the chemotherapy of testicular carcinoma. Which one of the following statements about the drug is accurate?
2. Aminoglycoside antibiotics have the following common property
3. Superinfections are more common with
4. The primary mechanism underlying the resistance of gram-positive organisms to macrolide antibiotics is
5. Antibiotic(s) which inhibit the protein synthesis in cells is/are
6. Benzathine penicillin injected once every 4 weeks for 5 years or more is the drug of choice for
7. The following antibiotic is a first line drug for treatment of Mycobacterium avium complex infection in AIDS patients
8. What is break point concentration of an antibiotic ?
9. Select the antibiotic with a high therapeutic index
10. Penicillins should not be given by
11. Drug of choice for Brucella infection is
12. The most important mechanism by which tetracycline antibiotics exert antiimicrobial action is
13. Erythromycin is the drug of choice in
14. Regarding the recently introduced lipid formulation of amphotericin B, which one of the following statements is accurate?
15. Drug which interfere with the bacterial cell wall synthesis is
16. Compared to older tetracyclines, doxycycline produces a lower incidence of superinfection diarrhoea because
17. Cyclosporine
18. Cephalosporins
19. Which one of the following antibiotics is likely to be most effective agent in the treatment of an infection due to enterococci if used in conjuction with penicillin G?
20. A high school student presents with headache, fever, and cough of 2 day’s duration. Sputum is scant and nonpurulent and a Gram stain reveals many white cells but no organisms. Since this patient appears to have atypical pneumonia. You should initiate treatment with
21. Which type of antimicrobial drug combination is most likely to exhibit antagonism ?
22. An aminoglycoside antibiotic should not be used concurrently with the following drug
23. Chloramphenicol is the drug of choice in
24. Regarding the antibacterial action of gentamicin, which one of the following statements is most accurate?
25. The semisynthetic penicillin which is destroyed by acid is