Drug not used for Pseudomembranous colitis: (A) Metronidazole, (B) Vancomycin, (C) Fidaxomycin, (D) Streptogramins
Answer is D. All except streptogramins are used. Drug of choice for pseudomembranous colitis is metronidazole,in resistant cases vancomycin given orally. Fidaxomycin is newer class of macrolide type of antibiotic used specially for PMC Ref:KDT 6/e p799