PC707 Module 2 Questions | 100% Correct Answers | Verified | Latest 2025/2026 Version
Which antibiotic is the drug of choice for MRSA - ✔✔Beta-lactam antibiotic
What is the first step in treating a MRSA Abscess? - ✔✔I&D with culture followed by CDC gold standard
resource for plan of care and abx selection if necessary
What is the risk of using tetracycline and calcium/dairy products? - ✔✔Chelate formation from the
calsium
What abx is associated with serious adverse effects of hyperkalemia? - ✔✔Trimethoprim-sulfamethazole
Trimethoprim-sulfamethazole plus this med increases risk of hyperkalemia and sudden cardiac death? -
✔✔ACE Inhibitor or angiotensin receptor blocker
Most serious Warfarin/drug interaction - ✔✔Trimethoprim-Sulfamethazole will increase INR and risk
bleeding
These drugs increase INR in pts taking warfarin - ✔✔TMP-SMX, erythromycin, fluconazole, ketoconazole,
itraconazole, metronizadole
Simvastatin or Lovestatin are HMG-CoA ihibitors metabolyzed by CYP3A4 system and should not be
taking with what drug? - ✔✔Biaxin (clarithromycin)
Clarithrymycin interacts with these drugs to cause severe kidney injury - ✔✔Calcium Channel blockers
Fluoroquinolone/levofoxacin (Levaquin) can cause tendon rupture in what patients? - ✔✔Over 60, with
corticosteroids, organ transplant patients.
Risk factors for development of antibiotic resistant Otitis Media - ✔✔Day care, less than 2 years old, abx
in last 3 mths, winter/spring, local resistance pattern via antibiogram