8-way dog vaccines are recommended for the vaccination of healthy dogs against diseases caused by canine distemper, canine hepatitis, adenovirus cough, parainfluenza, parvovirus, coronavirus, and leptospira bacterin (2 or 4 strains). Revival Animal Health offers distemper, adenovirus, parainfluenza, and parvovirus in modified live versions of the virus and leptospira bacterin and coronavirus in a killed version of the virus.