Multiple choice

Which of the following is false regarding mode of action of quinupristin/dalfopristin antibiotic?

  1. The combination is used to treat infections by Staphylococci and by vancomycin-resistant Enterococcus faecium.

  2. Quinupristin/dalfopristin combination produces bacteriostatic activity.

  3. Quinupristin binds to 50S ribosomal subunit.

  4. Dalfopristin binds to 23S ribosomal subunit.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This statement is false. Both drugs are bacteriostatic, when used alone, but the combination shows bactericidal activity.

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