KR- myopinions
KR- myopinions voted up Anonymous' answer
Only swelling in eyes is not caused be parvovirus vaccine. It can be facial swelling caused by this vaccine. Following is list of some factors that can cause eye swelling in dogs.

   1. Insect bite
   2. Conjunctivitis due to virus or bacteria
   3. Foreign bodies like splinters or grass in the eyes
   4. Parasites … Read more
KR- myopinions
KR- myopinions voted up amanda marquez's answer
It depends the area and what they look like sometimes wemen get cebaceous cysts that are by and on the lip area and its due to clogged hair follicles and warm baths help those..other than that I think it could be allergy related. A pimple or ingrown hair. Check with a doc to be sure tho