| Microorganism | MIC50 (μg/ml)
 | MIC90 (μg/ml)
 | Range (μg/ml)
 | Antimicrobial | Reference | 
            
			        
			            | Lactobacillus acidophilus | 0.25 | 1 | 0.02 - 4 | Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) | 29 | 
                
			        
			            | Lactobacillus acidophilus | 0.5 | 2 | ≤0.03 - 4 | Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) | 490 | 
                
			        
			            | Lactobacillus acidophilus | - | - | 0.125 - 4 | Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) | 878 |