| Microorganism | MIC50 (μg/ml)
 | MIC90 (μg/ml)
 | Range (μg/ml)
 | Antimicrobial | Reference | 
            
			        
			            | Enterococcus faecium (vancomycin-resistant) | >2 | >16 | 0.25 - >16 | Levofloxacin (Levaquin, Quixin) | 12 | 
                
			        
			            | Enterococcus faecium (vancomycin-resistant) | >2 | >16 | 0.25 - >16 | Levofloxacin (Levaquin, Quixin) | 12 | 
                
			        
			            | Enterococcus faecium (vancomycin-resistant) | >4 | >4 | 0.25 - >4 | Levofloxacin (Levaquin, Quixin) | 1130 | 
                
			        
			            | Enterococcus faecium (vancomycin-resistant) | >4 | >4 | 1 - >4 | Levofloxacin (Levaquin, Quixin) | 483 | 
                
			        
			            | Enterococcus faecium (vancomycin-resistant) | >4 | >4 | 2 - >4 | Levofloxacin (Levaquin, Quixin) | 244 | 
                
			        
			            | Enterococcus faecium (vancomycin-resistant) | >32 | >32 | 1 - >32 | Levofloxacin (Levaquin, Quixin) | 16 | 
                
			        
			            | Enterococcus faecium (vancomycin-resistant) | >32 | >32 | 4 - >32 | Levofloxacin (Levaquin, Quixin) | 444 | 
                
			        
			            | Enterococcus faecium (vancomycin-resistant) | >32 | >32 | ? - ? | Levofloxacin (Levaquin, Quixin) | 36 | 
                
			        
			            | Enterococcus faecium (vancomycin-resistant) | >64 | >64 | 0.25 - >64 | Levofloxacin (Levaquin, Quixin) | 55 | 
                
			        
			            | Enterococcus faecium (vancomycin-resistant) | >- | >16 | ? - ? | Levofloxacin (Levaquin, Quixin) | 602 |