Fidaxomicin

Fidaxomicin, sold under the brand name Dificid among others, is the first member of a class of narrow spectrum macrocyclic antibiotic drugs called tiacumicins.[3] It is a fermentation product obtained from the actinomycete Dactylosporangium aurantiacum subspecies hamdenesis.[4][5] Fidaxomicin is minimally absorbed into the bloodstream when taken orally, is bactericidal, and selectively eradicates pathogenic Clostridioides difficile with relati... [wikipedia]