Definition of amphotericin B
: an antibiotic that is obtained from a soil streptomycete (Streptomyces nodosus) and is administered typically by intravenous injection chiefly to treat serious, potentially life-threatening, systemic fungal infections
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Merriam-Webster unabridged
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Time Traveler for amphotericin B
The first known use of amphotericin B was in 1955
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