combinations of edta-tromethamine and 7 antimicrobial agents ( chloramphenicol , nalidixic acid , oxytetracycline , penicillin , polymyxin-b , streptomycin , and a triple sulfonamide preparation ) were tested for synergistic activities against staphylococcus aureus , corynebacterium renal , listeria monocytogenes , erysipelothrix rhusiopathiae , and a beta-hemolytic streptococci .
C1136254
antimicrobial agents
C0030092
oxytetracycline