unvaccinated adult dogs receive two rounds of vaccinations about three weeks apart after that dogs usually receive boosters annually the basic shots for distemper hepatitis parvovirus parainfluenza and sometimes leptospirosis and coronavirus usually are administered together in a combination vaccinenvaccinated adult dogs receive two rounds of vaccinations about three weeks apart after that dogs usually receive boosters annually the basic shots for distemper hepatitis parvovirus parainfluenza and sometimes leptospirosis and coronavirus usually are administered together in a combination vaccine
The following medical conditions are some of the possible causes of Hissing in ears. There are likely to be other possible causes, so ask your doctor about your symptoms. 1  Acute ear infection.  Chronic ear infection.
The sound of buzzing or ringing in your ears in the absence of audible noise can be annoying. The symptom caused by a medical condition called tinnitus, which produces a sound that may resemble ringing, buzzing, clicking, hissing, clanging or wheezing. They can be present in one or both ears, constant or intermittent.he symptom caused by a medical condition called tinnitus, which produces a sound that may resemble ringing, buzzing, clicking, hissing, clanging or wheezing. They can be present in one or both ears, constant or intermittent.