Prophylactic use of antimicrobial drugs

It always worries me when politicians make generalised statements about technical matters, like the banning of the prophylactic use of antimicrobials in agriculture, which has recently come from the European Parliament, when you expect they have no practical experience of managing a pig farm and probably have never even visited one. Are they going to ban the prophylactic use of antimicrobials in human medicine as well, I suspect not? What about the use of prophylactic anti-malarial medicines o