Infectious Skin Diseases - Impetigo - F, F, C

7 important questions on Infectious Skin Diseases - Impetigo - F, F, C

What is the first-line treatment for folliculitis?

  • Topical clindamycin/erythromycin bid
  • Antibiotic wash (e.g. chlorhexidine) bid

What is the first-line treatment for furunculosis/carbunculosis?

  • Incision and drainage
  • Dicloxacillin
  • Amoxicillin plus clavulanic acid; cephalexin
  • Clavulanic acid; warm compresses

What is the dosing for dicloxacillin in furunculosis/carbunculosis treatment?

  • 250-500 mg PO qid for 5-7 days
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What is the dosing for amoxicillin plus clavulanic acid in furunculosis/carbunculosis?

  • 25 mg/kg PO tid; 250-500 mg PO qid for 10 days

What is the second-line treatment for MRSA in folliculitis?

  • Doxycycline (2-8 weeks depending on severity)
  • Vancomycin

What is the dosing for doxycycline in MRSA treatment?

  • 100 mg PO bid (2-8 weeks depending on severity)

What is the dosing for vancomycin in MRSA treatment?

  • 1-2 g IV daily in divided doses for 7 days

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