Combination of penicillin and metronidazole.
D004357:Drug Synergism; D008795:Metronidazole / Q000494:pharmacology*; D010400:Penicillin G / Q000494:pharmacology*; D013210:Staphylococcus / Q000187:drug effects; D013297:Streptococcus pyogenes / Q000187:drug effects
D008795:Metronidazole; D010400:Penicillin G