What is "fosfomycin"

n. A broad-spectrum antibiotic, ''3-methyloxiran-2-ylphosphonic acid'', obtained from certain Streptomyces bacteria

Fosfomycin (also known as phosphomycin, phosphonomycin and the trade name Monurol and Monuril) is a broad-spectrum antibiotic produced by certain Streptomyces species, although it can now be made by chemical synthesis.