How Lactobacillus acidophilus interacts with Antibiotics

Interaction type: Interactions

Interaction rating: Study Supported

Lactobacillus acidophilus is part of the normal bacteria found in the digestive tract and can be eliminated by antibiotics. It is important to take lactobacillus acidophilus following a course of antibiotics to help replace the bacteria eliminated by the antibiotic. (1)

These drugs include Aminoglycosides, Cephalosporins, Fluoroquinolones, Quinolones, Macrolides, Penicillins, Sulfonamides, Tetracyclines, Trimethoprin-containing antibiotics, Carbapenems, Monobactams, chloramphenicol, spectinomycin, Streptogramins, vancomycin, Oxalodinones, Lincosamides, Nitrofurans


  1. View Abstract: Gorbach SL. Function of the Normal Human Microflora. Scand J Infect Dis Suppl. 1986;49:17-30.