July 5, 2016 0 Vaccination To Prevent Bacterial Infection In Dogs Causing Severe Reactions And Even DeathSince 2014 there have been 2,000 reported cases of an adverse reaction to the Nobviac L4 vaccine. READ MORE 3 Million Dogs, Dogbook, NewsDisease vaccine dogs, Leptospirosis, Nobivac L4 vaccine, Nobivak L4 risks, Vaccinations for dogs