Canine distemper virus vaccine.

摘要

A vaccine composition for animals susceptible to infection by canine distemper virus is disclosed. The vaccine comprises an immunologically effective amount of an inactivated canine distemper virus in combination with a non-toxic pharmaceutically acceptable immunologic adjuvant, inactivation of the canine distemper virus being effected by exposure of the virus to long wavelength ultraviolet light ultraviolet radiation or gamma radiation in the presence of a furocoumarin.