Positives

• A patient noted pulse dosing (one week on, three weeks off) maintained antifungal effect while limiting cumulative liver and cardiac side effects Mayo Clinic.
  
  
• A patient reported itraconazole's broad ergosterol-targeting mechanism cleared symptoms unresponsive to fluconazole NIH Bookshelf.
  
  

Negatives

• A patient experienced nausea, diarrhea, headache, and rash during the on-week, with pulse breaks needed for symptom recovery WebMD.
  
  
• A patient described congestive heart failure warnings and rare permanent hearing loss as serious deterrents to long protocols Medscape.
  
  

Hurdles & Side Effects

• A patient noted itraconazole's massive drug interaction list (CYP3A4) forced them to drop multiple supplements and meds during pulses Drugs.com.
  
  
• A patient cited need for baseline and serial liver enzyme monitoring, plus the high cost of brand Sporanox PulsePak NIH Bookshelf.