Adenovirus, type 2 (CAV-2, kennel cough)
At least 3 doses, between 6 and 16 weeks of age
2 doses, 3-4 weeks apart
Puppies need a booster 1 year after completing the initial series, then all dogs need a booster every 3 years or more often
Core dog vaccine. Spread via coughs and sneezes.