Lymph is a fluid that circulates throughout the body in the lymphatic system. It forms when tissue fluids/blood plasma (mostly water, with proteins and other dissolved substances) drain into the lymphatic system. It contains a high number of lymphocytes (white cells that fight infection).
Puppies normally get their first shots around 8 weeks old, but they can be given earlier if needed (ie with stray, abandoned pups or those who were formula fed). Three sets of combination vaccinations (a shot that protects against more than one disease) given at 3 week intervals. 8 weeks - first round.
A puppy can be vaccinated for Parvovirus as early as 5 weeks. A combination vaccine (5-way) should be given at 6 and 9 weeks. At 12 and 15 weeks of age your puppy will need another combination vaccine, possibly a 7-way, as well as a rabies vaccine.Adult dogs will also require a booster shot once a year. combination vaccine (5-way) should be given at 6 and 9 weeks. At 12 and 15 weeks of age your puppy will need another combination vaccine, possibly a 7-way, as well as a rabies vaccine.