Canine parvovirus is a devastating and potentially fatal disease of unvaccinated dogs that causes severe gastrointestinal welfare harm and is entirely preventable through vaccination.
Parvovirus causes profound and rapid welfare deterioration: affected puppies go from playful to critically ill within 24-48 hours. The suffering from haemorrhagic gastroenteritis, severe dehydration, nausea, and pain is acute and severe. The tragedy of parvovirus welfare harm lies in its complete preventability: vaccination is safe, cheap, and highly effective. The disease disproportionately affects unvaccinated dogs in low-income communities, creating a health equity dimension to parvovirus welfare. Community vaccination programs and outreach to underserved communities are among the highest-impact interventions available for reducing parvovirus welfare harm. Financial support for treatment in resource-limited settings also saves lives and ends suffering.