Most common (>=10% in HSCT, >=2% greater than placebo) nausea, diarrhea, vomiting, peripheral edema, cough, headache, fatigue, abdominal pain
Most common (>=10% in kidney transplant, greater than valganciclovir) diarrhea
Serious cardiac adverse events (tachycardia, atrial fibrillation), hypersensitivity reaction with dyspnea