General advice about antibiotics.
D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D004352:Drug Resistance, Microbial; D006801:Humans; D013291:Streptococcus / Q000187:drug effects*; D013752:Tetracycline / Q000494:pharmacology; D006113:United Kingdom
D000900:Anti-Bacterial Agents; D013752:Tetracycline