, when they working under ground they will av good deal of adrenalin an stress as well as there own antibodys that they will pass thru there kidneys aswell ,a dont start um on antibiotics 4 the 1st 3days after a do, jus saltwater and powder and let there own antibody work 4 a few days after c how it affects him could be too much to deal with in his system try it an c if that sort it mate
cheers lads some positive answers ,just for the record i only use the anti,s when nessercery otherwise its salt water ,but both times its when he,s had the anti,s tried 2 different sorts synolux and som