What Can You Do For A Dog That Has Parvo?

Canine parvovirus (CPV) is a highly contagious and potentially fatal viral disease that affects dogs, particularly unvaccinated puppies and adolescent dogs. The virus attacks the intestinal lining and immune system, leading to severe vomiting, bloody diarrhea, dehydration, and a high risk of secondary infections.

If you suspect your dog has parvo, time is of the essence. This guide explains what to do immediately, what veterinary treatment involves, and how you can support your dog during and after recovery.

Recognizing the signs early can save your dog's life. The first signs of parvo often include lethargy, loss of appetite, and a fever, followed by severe vomiting and diarrhea (often bloody). If you notice these symptoms, take the following steps:

• Isolate your dog immediately. Parvo is highly contagious to other dogs. Keep your sick dog away from other pets and disinfect the area with a bleach solution (1 part bleach to 30 parts water).
• Call your veterinarian or an emergency vet clinic. Tell them you suspect parvo so they can prepare isolation procedures. Do not bring your dog into the waiting room without calling first, as this can spread the virus.
• Do not force food or water. Your dog's digestive system is compromised. Forcing food or water can worsen vomiting and dehydration. Let the vet provide IV fluids.
• Keep your dog calm and warm. Provide a quiet, comfortable space. Avoid unnecessary handling or stress.

For a detailed breakdown of the first signs of parvo, review our symptom guide to help you act fast.

There is no specific drug that kills the parvovirus. Treatment focuses on supporting the dog's body while its immune system fights off the infection. This typically involves intensive, round-the-clock care, often in an animal hospital.

• IV Fluids: The cornerstone of parvo treatment. Intravenous fluids combat severe dehydration, restore electrolyte balance, and maintain blood pressure.
• Anti-Nausea Medication: Drugs like maropitant (Cerenia) or ondansetron help control vomiting, allowing the dog to rest and preventing further fluid loss.
• Antibiotics: The damaged intestinal lining makes dogs vulnerable to bacterial infections. Broad-spectrum antibiotics are given to prevent or treat secondary infections.
• Plasma Transfusions: In severe cases, plasma from dogs that have recovered from parvo (or transfused plasma) may be given to boost the dog's immune system with antibodies.
• Nutritional Support: Once vomiting subsides, a bland, easily digestible diet is introduced. Sometimes, a feeding tube is used to provide nutrition.

Learn more about what to feed a sick dog once they are stable and under veterinary care.

Once your vet determines your dog is stable enough to be treated at home (typically after the vomiting has stopped and IV fluids are no longer needed), you will play a crucial role in their recovery. Follow your vet's instructions carefully.

Nutrition & Hydration

• Small, Frequent Meals: Feed a bland diet like boiled chicken and rice, or a vet-prescribed gastrointestinal diet, in small amounts several times a day.
• Encourage Drinking: Offer fresh water frequently. If your dog is reluctant, you can offer ice cubes or an electrolyte solution (like Pedialyte) if approved by your vet.
• Probiotics: Your vet may recommend a probiotic supplement to help restore healthy gut bacteria after the infection.

Comfort & Monitoring

• Keep Your Dog Warm and Clean: Provide a soft, warm bed. If your dog has had diarrhea, keep them clean to prevent skin irritation.
• Monitor Symptoms: Watch for signs of relapse, such as a return of vomiting or diarrhea, lethargy, or loss of appetite. Contact your vet immediately if symptoms worsen.
• Isolation and Disinfection: Continue to keep your recovering dog isolated from other pets and children. Parvo is shed in feces for up to two weeks after recovery. Use a bleach solution to disinfect your floors and yard.

For more home care tips, read our guide on how to treat your dog with parvo at home (as directed by a vet).

Prevention is far more effective and less traumatic than treatment. The parvo vaccine is highly effective and is considered a core vaccine for all dogs.

• Vaccinate your puppy: Puppies should receive a series of parvovirus vaccinations starting at 6-8 weeks of age, repeated every 3-4 weeks until 16-20 weeks of age. This is because the maternal antibodies they receive from their mother can interfere with the vaccine, making multiple boosters essential.
• Adult dog booster: Adult dogs should receive a parvo booster one year after the initial puppy series, and then every 1-3 years depending on the vaccine and your vet's recommendation.
• Socialize safely: Until your puppy is fully vaccinated, avoid high-risk environments like dog parks, pet stores, or areas where unvaccinated dogs may have been. You can still socialize your puppy in safe, controlled environments with fully vaccinated, healthy adult dogs.
• Practice good hygiene: Parvovirus is hardy and can survive in the environment for months. Clean food and water bowls, pick up feces promptly, and disinfect with a bleach solution.

Find out where to get a parvo shot for your puppy or dog.