Hi dear if you have to vaccinate your pet tp be able to adopt them you can give them edible clay it clea se the system from akl toxins viruses and bacteria and it removes even worms, after adopting your pet do not vaccinate give tbem a healthy food free from toxins and healthy holistoc food, offer them a good quality vitamins and clean water.as for colidal silver is equally amazing but not to be given every day it s best used in the case of an eye infection or inflamation I hope this help and hope your new puppy is well and healthy, blessings.