My doctor has prescribed antibiotics in the past to help prevent traveler's diarrhea, but your recent article on the subject says not to use them for prevention. Why not?
D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D000930:Antidiarrheals / Q000627:therapeutic use; D003967:Diarrhea / Q000517:prevention & control* / Q000628:therapy; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D014195:Travel
D000900:Anti-Bacterial Agents; D000930:Antidiarrheals