From Middle English, from Old English efen, efn, emn â(â even, equal, like, level, just, impartial, true â), from Proto-Germanic *ebnaz â(â flat, level, even; equal, straight â), from Proto-Indo-European *(hâ)emno- â(â equal, straight; flat, level, even â).
1 Puppies can receive the injectable vaccine starting at 6 to 8 weeks of age, followed by a booster between 10 and 12 weeks of age. 2  For adult dogs or puppies older than 16 weeks, the intranasal vaccine can be given once, and the injectable vaccine should be given twice, two to four weeks apart. Kittens can be vaccinated intranasally as early as 8 weeks of age. 2  Puppies can receive the injectable vaccine starting at 6 to 8 weeks of age, followed by a booster between 10 and 12 weeks of age.
In this article. Like people, pets need vaccines. And pet vaccinations, like those for humans, may sometimes require a booster to keep them effective. The best way to stay on schedule with vaccinations for your dog or cat is to follow the recommendations of a veterinarian you trust.Chances are your vet's suggestions will break down into two categories: core pet vaccines and non-core vaccines. second vaccination is recommended after 1 year, then boosters every 3 years. Core dog vaccine. Distemper. At least 3 doses, given between 6 and 16 weeks of age. 2 doses, given 3-4 weeks apart. Puppies need a booster 1 year after completing their initial series, then all dogs need a booster every 3 years or more often.