Antimicrobials effective against anaerobic bacteria include the following except: (A) Tobramycin, (B) Clindamycin, (C) Chloramphenicol, (D) Metronidazole
Answer is A. Ref-KDT 6/e p719,720 Aminoglycoside require oxygen for transpo in the bacterial cell. This hardware for ineffective against anaerobic organism