Probiotic and Influenza Vaccination to Reducing Influenza-like Illness Incident in Elderly

Flubio (A/California/7/2009, A/Texas/50/2012 and B/Massachusetts/2/2012) Vaccine 0,5 ml for every subjects The vaccine will be given intramuscularly

Lacidofil (Lactobacillus acidophilus Rossel-52 and Lactobacillus rhamnosus Rosell-11 with maltodextrin 211 mg, magnesium stearat 8 mg and ascorbic acid 1 mg) antibiotic The antibiotic will be given 2 times each day for 6 months

Nacl 0,9% 0,5 ml The placebo vaccine will be given intramuscularly

Capsul