Prophylaxis and post-treatment suppression

 - PCP prophylaxis recommended for:

  • HIV patients with CD4 < 200 cells/mm3 (0.2 x 109/L) or <14% or history of oropharyngeal candidiasis or AIDS-defining illness
  • solid organ or stem cell transplant in past 12 months.

- Consider PCP prophylaxis for other patients with prolonged high dose corticosteroids (> 20mg/day prednisone or equivalent for > 4 weeks)/TNF inhibitors/immunosuppression.

- TMP/SMX also provides prophylaxis of some bacterial infections.

 
Usual Pathogens

Pneumocystis jirovecii

 

Empiric Therapy Dose Duration
TMP/SMX 1 DS tab PO daily or chronic
  1 SS tab PO daily

chronic

Alternative

Empiric Therapy Dose Duration
Dapsone 100mg PO daily

chronic

or    
[Dapsone 200mg PO once per week

chronic

+    
Pyrimethamine 75mg once per week  
+    
Leucovorin (Folinic acid)] 25mg once per week  
or    
Atovaquone 1500mg PO daily with food

chronic

or    
Pentamidine 300mg in 6mL SWI by aerosol every 4 weeks

chronic