<prompt> Which of the following is not used in treatment of klebsiella?CeftazidimeCiprofloxacinGentamicinErythromycin  <response>: Ans: d Erythromycin Ref: KDT, 6th ed, p. 729, Harrison, p. 883Erythromycin has no action against klebsiellaCarbapenems are the most effective antibiotics against klebsiella.Other drugs effective against klebsiella are:Aminoglycosides,3rd and 4lh generation cephalosporins.FluoroquinolonesAmoxicillin clavulanic acid combinations. 