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.
However, this protection only lasts a few weeks so they need regular vaccinations from an early age. Puppies are typically vaccinated at eight and 10 weeks, kittens at nine and 12 weeks, with an initial course of two injections.Your young pet should then be given a booster 12 months after their first vaccination.Rabbits need regular vaccinations too.Find out more about rabbit vaccinations. Older pets need protecting too, as their immunity can decline.our young pet should then be given a booster 12 months after their first vaccination. Rabbits need regular vaccinations too. Find out more about rabbit vaccinations. Older pets need protecting too, as their immunity can decline.