HY USMLE Q #887 – Pharm

A 26-year-old woman comes to the physician for a 1-month history of unusual discharge per vaginum. A wet mount is shown. The most appropriate pharmacologic treatment has which of the following mechanisms of action?

  50S inhibitor alone
  50S and cell wall synthesis inhibitor co-treatment
  DNA synthesis inhibitor causing chain termination
  Formation of toxic metabolites that damage DNA
  Inhibition of P-450 demethylation