Kasugamycin Hydrochloride is a salt form a Kasugamycin, is a broad-spectrum antibacterial and antifungal aminoglycoside originally isolated in 1965 from Streptomyces kasugaensis found near the Kasuga shrine in Japan. This natural product used against yeast and pathogenic fungi such as M. grisea. Kasugamycin is freely soluble in aqueous solution.