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Alternative Regimens of Pneumocystis pneumonia, PJP, Adult

  • Adult Treatment

  • Patient not critically ill, able to take po meds:

  • Clindamycin (300-450 mg po q6h + Primaquine 15 mg - 30 mg of base po q24h) x 21 days

  • Atovaquone suspension, 750 mg po bid with food x 21 days

  • All of above PLUS 

    • Prednisone 15-30 minutes before starting anti-PJP therapy: 40 mg po q12h x 5 days, then 40 mg q24h x 5 days, then 20 mg q24h x 11 days
  • Then chronic suppression until CD4 count > 200 cells/μL

  • Acutely ill patient, po therapy not possible:

  • Prednisone (see Primary above), then:

  • (Clindamycin 600 mg IV q8h + Primaquine base 15 - 30 mg po q24h) x 21 days

  • Pentamidine 4 mg/kg/day IV x 21 days

  • Then chronic suppression until CD4 count > 200 cells/μL for over 3 months

  • Adult Prophylaxis

  • Pentamidine 300 mg in 6 mL sterile water by aerosol every 4 weeks

  • (Dapsone 200 mg po + Pyrimethamine 75 mg po + Folinic acid 25 mg po) once a week (also protection against Toxoplasmosis)(JAIDS 15:104, 1997)

  • Atovaquone 1500 mg po q24h with food

  • Treatment Failure: clinical failure is defined as absence of clinical response after 7 days.

    • Failure options include: (Clindamycin + Primaquine) or Pentamidine IV (J Acquir Immune Defic Syndrom 48:63, 2008) ± Caspofungin (70 mg IV x 1 dose & then 50 mg IV daily).