Amphotericin B methyl ester hydrochloride is the methyl ester derivative of the polyene antibiotic Amphotericin B (A634250). Amphotericin B methyl ester hydrochloride is the cholesterol-binding compound possesses significant antifungal activity. Amphotericin B methyl ester hydrochloride disrupts HIV-1 particle production and potently inhibits HIV-1 replication.