Treatment methods for elderly dogs with bad breath:

1. Go to the pet hospital for teeth cleaning. Older dogs generally have serious tartar. You can take your dog to a professional pet hospital for teeth scaling or teeth cleaning. Teeth cleaning requires anesthesia for the dog. You must consider whether the dog's physical fitness can tolerate anesthesia. Teeth cleaning is done with Tools are used to remove dental calculus without the need for anesthesia.

2. Brush your teeth regularly. Choose the right tooth brushing product for your dog, and be sure to use one specifically designed for pets. You can also give your dog mouthwash to keep your dog’s breath fresh.

3. Grind your dog’s teeth. You can use bones, teething toys, teeth cleaning sticks, etc. to grind your dog's teeth, which can clean the mouth and remove tartar during the chewing process.

4. Tooth extraction. If the dog's dental calculus is severe and has caused gum recession or inflammation, tooth extraction can be used to treat it if necessary. Pay attention to oral care after the operation and give the dog easy-to-digest liquid food.

5. Improve your diet. If the dog’s teeth are in good condition, then don’t let the dog eat human food, let alone soft food often, and mainly eat dog food.