The Irish Terrier at home suffers from periodontitis. The owner can solve the problem through the following methods: 1. Feed the Irish Terrier pet anti-inflammatory drugs and pediatric anti-inflammatory drugs to help reduce the periodontal inflammation of the dog; 2. Clean the dog’s teeth. , help dogs brush and clean their teeth. Owners should avoid feeding meat and hard things when treating periodontitis for Irish Terriers, and feed them more soft foods.