Protect your cattle from harmful viruses with like the Bovi Shield Gold 5 Bovine Rhinotracheitis Virus Diarrhea - Parainfluenza Respiratory Syncytial Virus Vaccine. These cattle vaccinations help protect against the spread of infections that can get all of your cattle sick. Take action now from harmful disease with Bovi Shield Gold 5 Bovine Rhinotracheitis Virus Diarrhea - Parainfluenza Respiratory Syncytial Virus Vaccine.