ATCvet code QJ51 Antibacterials for intramammary use is a therapeutic subgroup of the Anatomical Therapeutic Chemical Classification System for veterinary medicinal products, a system of alphanumeric codes developed by the World Health Organization (WHO) for the classification of drugs and other medical products for veterinary use. Subgroup QJ51 is part of the anatomical group QJ Antiinfectives for systemic use.

National versions of the ATC classification may include additional codes not present in this list, which follows the WHO version.

QJ51A Tetracyclines for intramammary use

QJ51AA Tetracyclines

QJ51AA03 Chlortetracycline

QJ51AA06 Oxytetracycline

QJ51AA07 Tetracycline

QJ51AA53 Chlortetracycline, combinations

QJ51B Amphenicols for intramammary use

QJ51BA Amphenicols

QJ51BA01 Chloramphenicol

QJ51BA02 Thiamphenicol

QJ51BA90 Florfenicol

QJ51C Beta-lactam antibacterials, penicillins , for intramammary use

QJ51CA Penicillins with extended spectrum

QJ51CA01 Ampicillin

QJ51CA51 Ampicillin, combinations

QJ51CE Beta-lactamase sensitive penicillins

QJ51CE01 Benzylpenicillin

QJ51CE09 Procaine penicillin

QJ51CE59 Procaine penicillin, combinations

QJ51CE90 Phenetamate

QJ51CF Beta-lactamase resistant penicillins

QJ51CF01 Dicloxacillin

QJ51CF02 Cloxacillin

QJ51CF03 Meticillin

QJ51CF04 Oxacillin

QJ51CF05 Flucloxacillin

QJ51CR Combinations of pencillins and/or beta-lactamase inhibitors

QJ51CR01 Ampicillin and enzyme inhibitor

QJ51CR02 Amoxicillin and enzyme inhibitor

QJ51CR50 Combinations of penicillins

QJ51D Other beta-lactam antibacterials for intramammary use

QJ51DB First-generation cephalosporins

QJ51DB01 Cefalexin

QJ51DB04 Cefazolin

QJ51DB08 Cefapirin

QJ51DB10 Cefacetrile

QJ51DB90 Cefalonium

QJ51DC Second-generation cephalosporins

QJ51DC02 Cefuroxime

QJ51DD Third-generation cephalosporins

QJ51DD12 Cefoperazone

QJ51DD90 Ceftiofur

QJ51DE Fourth-generation cephalosporins

QJ51DE90 Cefquinome

QJ51E sulfonamides and trimethoprim for intramammary use

QJ51EA Trimethoprim and derivatives

QJ51EA01 Trimethoprim

QJ51F Macrolides and lincosamides for intramammary use

QJ51FA Macrolides

QJ51FA01 Erythromycin

QJ51FA02 Spiramycin

QJ51FA90 Tylosin

QJ51FF Lincosamides

QJ51FF90 Pirlimycin

QJ51FF02 Lincomycin

QJ51G Aminoglycoside antibacterials for intramammary use

QJ51GA Streptomycins

QJ51GA90 Dihydrostreptomycin

QJ51GB Other aminoglycosides

QJ51GB03 Gentamicin

QJ51GB90 Apramycin

QJ51R Combination of antibacterials for intramammary use

QJ51RA Tetracyclines, combinations with other antibacterials

QJ51RA01 Chlortetracycline, combinations with other antibacterials

QJ51RB Amphenicols, combinations with other antibacterials

QJ51RB01 Chloramphenicol, combinations with other antibacterials

QJ51RC Beta-lactam antibacterials, penicillins, combinations with other antibacterials

QJ51RC04 Procaine penicillin, dihydrostreptomycin, sulfadimidin

QJ51RC20 Ampicillin, combinations with other antibacterials

QJ51RC21 Pivampicillin, combinations with other antibacterials

QJ51RC22 Benzylpenicillin, combinations with other antibacterials

QJ51RC23 Procaine penicillin, combinations with other antibacterials

QJ51RC24 Benzathine benzylpenicillin, combinations with other antibacterials

QJ51RC25 Penethamate hydroiodide, combinations with other antibacterials

QJ51RC26 Cloxacillin, combinations with other antibacterials

QJ51RD Other beta-lactam antibacterials, combinations with other antibacterials

QJ51RD01 Cefalexin, combinations with other antibacterials

QJ51RD34 Cefacetrile, combinations with other antibacterials

QJ51RE Sulfonamides and trimethoprim including derivatives

QJ51RE01 Sulfadiazine and trimethoprim

QJ51RF Macrolides and lincosamides, combinations with other antibacterials

QJ51RF01 Spiramycin, combinations with other antibacterials

QJ51RF02 Erythromycin, combinations with other antibacterials

QJ51RF03 Lincomycin, combinations with other antibacterials

QJ51RG Aminoglycoside antibacterials, combinations

QJ51RG01 Neomycin, combinations with other antibacterials

QJ51RV Combinations of antibacterials and other substances

QJ51RV01 Antibacterials and corticosteroids

QJ51RV02 Antibacterials, antimycotics and corticosteroids

QJ51X Other antibacterials for intramammary use

QJ51XB Polymyxins

QJ51XB01 Colistin

QJ51XB02 Polymyxin B

QJ51XX Other antibacterials for intramammary use

QJ51XX01 Rifaximin