How well does rifxamin work for sibo? how about causeing or treating clostridium difficle.

SIBO: Bacterial overgrowth is often treated with a course of antibiotics. Some recommend probiotics as first line therapy with antibiotics being reserved as second line treatment for more severe cases. Antibiotics like tetracycline, amoxicillin-clavulanate, fluoroquinolones, metronidazole, neomycin, cephalexin, tmp-smx, have been used; however, the best evidence is for the use of rifaximin.