Antifungals

Antimicrobial Dosage Adjustment
Amphotericin B No change necessary
Flucytosine No change necessary
Anidulafungin No change necessary
Caspofungin Reduce maintenance dose from 50 mg daily to 35 mg daily in patients with moderate (Child Pugh B) hepatic impairment. No information available for patients with severe (Child Pugh C) hepatic impairment.
Micafungin No change necessary in patients with mild to moderate (Child Pugh A or B) impairment. No information available for patients with severe (Child Pugh C) hepatic impairment.
Fluconazole No change necessary
Isavuconazole No change necessary in patients with mild to moderate (Child Pugh A or B) impairment.  No information available for patients with severe (Child Pugh C) hepatic impairment.
Ketoconazole Dosage reduction recommended
Itraconazole No change necessary
Terbinafine Reduce dosage by 50% and monitor liver function tests.
Voriconazole Use standard loading dose followed by half the standard maintenance dose in patients with mild to moderate hepatic impairment (Child Pugh A and B). No data is available for patients with severe hepatic impairment (Child-Pugh C). Additional monitoring of liver function tests is recommended in patients with any degree of abnormal liver function.