Parvovirus
High severityInfectiousAlso known as: Parvo, CPV
A highly contagious viral infection that attacks the gastrointestinal tract. It is most dangerous, and often fatal without treatment, in unvaccinated puppies.
Reported on ParvoMaps
Symptoms to watch for
- Severe, often bloody diarrhea
- Frequent vomiting
- Lethargy and weakness
- Loss of appetite
- Fever
- Rapid dehydration
How it spreads
Spread fecal-orally; the virus is extremely hardy and survives months in soil, surfaces, and on shoes.
Prevention
Core vaccination (puppy series + boosters); keep unvaccinated puppies away from unknown dogs and public ground.
Recent reports
Related infectious conditions
Frequently asked questions
What are the symptoms of Parvovirus in dogs?
Common signs include Severe, often bloody diarrhea, Frequent vomiting, Lethargy and weakness, Loss of appetite, Fever, Rapid dehydration. Signs vary by dog and stage — contact your veterinarian if you notice them.
How do dogs catch Parvovirus?
Spread fecal-orally; the virus is extremely hardy and survives months in soil, surfaces, and on shoes.
How can I prevent Parvovirus in dogs?
Core vaccination (puppy series + boosters); keep unvaccinated puppies away from unknown dogs and public ground.
Is Parvovirus dangerous to dogs?
Parvovirus is considered high severity. A highly contagious viral infection that attacks the gastrointestinal tract. It is most dangerous, and often fatal without treatment, in unvaccinated puppies.
Educational information only — not veterinary advice. If you think your dog is sick, contact your veterinarian.