Disclosed are derivatives of amphotericin B (AmB) characterized by improved therapeutic index compared to AmB. The AmB derivatives include C16 ureas, carbamates, and amides according to Formula (I); C3′-substituted C16 ureas, carbamates, and amides according to Formula (II); C16 acyls according to Formula (III); C2′epi-C16 ureas, carbamates, and amides according to Formula (IV); and C16 oxazolidinone derivatives according to Formula (V). Also disclosed are pharmaceutical compositions comprising the AmB derivatives, and therapeutic methods of using the AmB derivatives.