| Microorganism |  |  |  | 
  
    | Antimicrobial |  |  | Reference | 
            
			        
			            | Citrobacter freundii | 1 | 8 | ≤0.25 - 64 | Cefepime (Maxipime)  | 371 | 
                
			        
			            | Citrobacter freundii | 1 | 8 | ? - ? | Cefamandole (Mandol)  | 1389 | 
                
			        
			            | Citrobacter freundii | >1 | >16 | 0.12 - >16 | Cefdinir (Omnicef, Cefdiel)  | 267 | 
                
			        
			            | Citrobacter freundii | 1 | 32 | 0.125 - >128 | Aztreonam (Azactam)  | 248 | 
                
			        
			            | Citrobacter freundii | 1 | 32 | 0.5 - >128 | Cefamandole (Mandol)  | 1434 | 
                
			        
			            | Citrobacter freundii | >1 | >64 | 0.06 - >64 | Garenoxacin (T-3811, BMS-284756)  | 225 | 
                
			        
			            | Citrobacter freundii | 1 | 64 | 0.125 - >128 | Cefditoren (Spectracef)  | 600 | 
                
			        
			            | Citrobacter freundii | 1 | 128 | 0.125 - >128 | Cefdinir (Omnicef, Cefdiel)  | 600 | 
                
			        
			            | Citrobacter freundii | >1 | >256 | ? - ? | Ceftazidime (Ceptaz, Fortaz, Tanicef)  | 323 | 
                
			        
			            | Citrobacter freundii | 2 | 2 | 2 - 4 | Amikacin (Amikin)  | 248 | 
                
			        
			            | Citrobacter freundii | ≤2 | ≤2 | ≤2 - >16 | Gentamicin (Gentamycin, Garamycin)  | 412 | 
                
			        
			            | Citrobacter freundii | >2 | >4 | 0.12 - >4 | Cefixime (Suprax)  | 267 | 
                
			        
			            | Citrobacter freundii | 2 | 4 | 0.125 - 16 | SM-216601  | 115 | 
                
			        
			            | Citrobacter freundii | 2 | 8 | ≤0.06 - 16 | BAL30376  | 1371 | 
                
			        
			            | Citrobacter freundii | >2 | >8 | 0.5 - >8 | Minocycline (Minocycline hydrochloride, Minocin)  | 462 | 
                
			        
			            | Citrobacter freundii | 2 | 8 | ≤0.5 - 32 | Amikacin (Amikin)  | 371 | 
                
			        
			            | Citrobacter freundii | >2 | >8 | 1 - >8 | Tetracycline (Sumycin, Achromycin V, Steclin)  | 462 | 
                
			        
			            | Citrobacter freundii | 2 | 16 | 1 - 32 | Zosyn  | 497 | 
                
			        
			            | Citrobacter freundii | >2 | >16 | ≤2 - >16 | Ceftazidime (Ceptaz, Fortaz, Tanicef)  | 412 | 
                
			        
			            | Citrobacter freundii | 2 | 32 | ≤0.5 - 128 | Piperacillin (Pipracil)  | 412 | 
                
			        
			            | Citrobacter freundii | >2 | >32 | ? - ? | Cefixime (Suprax)  | 308 | 
                
			        
			            | Citrobacter freundii | 2 | 64 | ≤0.25 - 128 | Ceftazidime (Ceptaz, Fortaz, Tanicef)  | 371 | 
                
			        
			            | Citrobacter freundii | >2 | >128 | 0.5 - >128 | Cefpodoxime  | 600 | 
                
			        
			            | Citrobacter freundii | 2 | 128 | 1 - >128 | Ticarcillin (Ticar)  | 1434 | 
                
			        
			            | Citrobacter freundii | 3.1 | 50 | ? - ? | Cephalothin (Cefalotin, Keflin, Seffin)  | 1386 | 
                
			        
			            | Citrobacter freundii | >4 | >8 | ≤0.06 - >8 | Ceftazidime (Ceptaz, Fortaz, Tanicef)  | 462 | 
                
			        
			            | Citrobacter freundii | >4 | >8 | ≤0.06 - >8 | Ceftriaxone (Rocephin)  | 462 | 
                
			        
			            | Citrobacter freundii | 4 | 16 | 0.5 - 64 | PD 0305970  | 225 |