| Microorganism |  |  |  | 
  
    | Antimicrobial |  |  | Reference | 
            
			        
			            | Citrobacter spp. | >4 | >128 | 0.5 - >128 | Cefazolin (Ancef, Kefzol, Zolicef)  | 1438 | 
                
			        
			            | Citrobacter spp. | 8 | >32 | 1 - >32 | Cefetamet  | 1494 | 
                
			        
			            | Citrobacter spp. | >16 | >32 | 2 - >32 | Amoxicillin-clavulanate  | 493 | 
                
			        
			            | Citrobacter spp. | 32 | >32 | 0.12 - >32 | Ceftibuten (Cedax)  | 1494 | 
                
			        
			            | Citrobacter spp. | 32 | >32 | 0.5 - >32 | Cefteram  | 1494 | 
                
			        
			            | Citrobacter spp. | 32 | >32 | ? - ? | Cephalothin (Cefalotin, Keflin, Seffin)  | 1389 | 
                
			        
			            | Citrobacter spp. | 64 | >128 | 8 - >128 | Cefaclor (Ceclor, Ceclor CD)  | 1494 | 
                
			        
			            | Citrobacter spp. | - | 0.06 | ? - ? | Ciprofloxacin (Cipro, Ciproxin, Ciprobay)  | 341 | 
                
			        
			            | Citrobacter spp. | - | 0.12 | ? - ? | Levofloxacin (Levaquin, Quixin)  | 341 | 
                
			        
			            | Citrobacter spp. | - | 0.13 | ? - ? | Clinafloxacin (PD 127391)  | 341 | 
                
			        
			            | Citrobacter spp. | - | 0.25 | ? - ? | Gatifloxacin (Tequin)  | 341 | 
                
			        
			            | Citrobacter spp. | - | 0.25 | ? - ? | Moxifloxacin (BAY 12-8039, Avelox)  | 341 | 
                
			        
			            | Citrobacter spp. | - | 0.25 | ? - ? | Ofloxacin (Floxin)  | 341 | 
                
			        
			            | Citrobacter spp. | - | 0.25 | ? - ? | Sparfloxacin (AT-4140, Zagam)  | 341 | 
                
			        
			            | Citrobacter spp. | - | 0.25 | ? - ? | Trovafloxacin (Trovan)  | 341 | 
                
			        
			            | Citrobacter spp. | - | 0.5 | ? - ? | Grepafloxacin (Raxar)  | 341 | 
                
			        
			            | Citrobacter spp. | - | - | <=1 - >64 | Aztreonam (Azactam)  | 1481 | 
                
			        
			            | Citrobacter spp. | - | - | <=1 - >64 | Cefotaxime (Cephotaxime, Claforan)  | 1481 | 
                
			        
			            | Citrobacter spp. | - | - | <=1 - >64 | Ceftriaxone (Rocephin)  | 1481 | 
                
			        
			            | Citrobacter spp. | - | - | <=2 - >128 | Ceftazidime (Ceptaz, Fortaz, Tanicef)  | 1481 | 
                
			        
			            | Citrobacter spp. | - | - | 10 - ? | Acacia nilotica (Acidic fraction)  | 1240 | 
                
			        
			            | Citrobacter spp. | - | - | 16 - >16 | Cefpodoxime  | 1481 | 
                
			        
			            | Citrobacter spp. | - | - | 800 - ? | Oxyfedrine  | 925 |