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.
Fluid in the Ear. 1  Conditions that can cause the auditory tube to become blocked can include enlarged structures such as tonsils, adenoids, and turbinates, or severe congestion. 2  It's common to have plugged ears for a while after you've had a severe cold and it can also be caused by allergies. Fluid in the ear is more likely to be the cause of plugged ears in children because their auditory tube is smaller in diameter and naturally more horizontal than an adult's auditory tube. Even though your ears may feel plugged, it is common to have little or no symptoms of fluid in the ear. It can, however, result in hearing loss and if left undiagnosed in small children, it can lead to speech delays.