if you remember anything about the post, ie name of fancier or product, then use the search option at the top right of the portalhttp://forum.pigeonbasics.org/public/style_emoticons/default/wink.gif Done a search on euroshttp://forum.pigeonbasics.org/public/style_emoticons/default/wink.gif is this it? sulphadimine sodium , i bought 6 latebreds last week and 1 went light and full crop of seed do i gave it this, its back to normal now its an antibiotic and anti cocci as well, its hard tho mate just looking at ybs go back like this, some are weak alright, but some are just too stressed,i would treat them and then let the basket sort them out, a sachet of that was only 1.50 euros its for nothing