A positive or reactive HBsAb (or anti-HBs) test result indicates that a person has successfully responded to the hepatitis B vaccine or has recovered from an acute hepatitis B infection. This result means that you are immune to future hepatitis B infection and you are not contagious.
A puppy should have their first shots when they are 6 weeks. I prefer giving my pups shots early at 4-5 weeks of age just in case you are in high risk area for catching parvo then follow up shots every 3 weeks after til 12 - 15 weeks of age .
Itâs almost impossible to get a group of vets to agree on just how often adult pets need shots. However, almost all of us agree that it is critical for puppies and kittens to get a series of at least three shots before they are 16 weeks old.t goes by a number of names, including DHPP, DA2PP, and âfive wayâ. Puppies should get this vaccine every three to four weeks, starting at 6 â 8 weeks of age, and ending at 12 â 16 weeks of age.