• J01A Tetracyclines 14 drugs
• J01B Amphenicols 3 drugs
• J01C Beta-lactam antibacterials, penicillins 102 drugs
• J01D Other beta-lactam antibacterials 127 drugs
• J01E Sulfonamides and trimethoprim 2 drugs
• J01F Macrolides, lincosamides and streptogramins 65 drugs
• J01G Aminoglycoside antibacterials 24 drugs
• J01M Quinolone antibacterials 76 drugs
• J01X Other antibacterials 74 drugs