Use of "Pre and Probiotic" can prevent bird falling into many diseases and can even also treat many of diseases(specially GI infection)...I am using Bifilac sachet or capsule containing Lactobacillus acidophillus and some other helpful strains and it is really showing good result....and thus declining the uvewrhelming uses of antibiotic.....and also it is very essential to use probiotic after the use of any antibiotic..because antibiotic kills harmful bacterias well as good commensal bacteria(Lactobacilli).....Can anyone tell me any vet product...I am searching for that...thanking you.. what to wear if women already ove 40