For the vaccination of healthy, susceptible dogs and puppies as an aid in the reduction of diseases caused by canine distemper, canine adenovirus types 1 and 2, parainfluenza, and parvovirus. Contains type 2b parvovirus for rapid immunity and cross protection against all recognized field strains.High titer, low passage parvo fraction. High vaccine titers have been shown to overcome low-level maternal antibody interference in puppies.High titer, low passage parvo fraction. High vaccine titers have been shown to overcome low-level maternal antibody interference in puppies.High titer, low passage parvo fraction. High vaccine titers have been shown to overcome low-level maternal antibody interference in puppies. Meets or exceeds all USDA Standards. Convenient choice of IM or SC administration. Ideal first shot for puppies - no Lepto fractions.