Administered at 6-8 weeks of age, then every 3-4 weeks until 12-14 weeks old
A booster may be necessary after 1 year, depending on manufacturer recommendations; revaccination every 3 years is considered protective.
Non-core dog vaccine. Parainfluenza infection (not the same as canine influenza) results in cough, fever. It may be associated with Bordetella infection.