Redness around a dog’s mouth may be caused by bacterial infection, internal heat, fungal infection, skin disease caused by mites, allergies, etc. When this happens to a dog, the owner also needs to carefully check whether there are dandruff, tinea spots, etc. around the dog's mouth, and consult a pet doctor based on the dog's specific symptoms to see what is the specific cause, and then take appropriate measures. Sexual medication. If it is convenient, you can also take your dog directly to the pet hospital for examination and treatment.

1. Bacterial infection

Dog saliva contains a lot of bacteria. If it is not cleaned in time after eating or drinking water for a long time, it will make the area around the mouth stay moist for a long time. Over time, It can cause bacterial infection and cause redness around the mouth. In this case, it is recommended that the owner wear an Elizabethan collar on the dog to prevent the dog from continuing to lick, and at the same time apply local medicine.

2. Suffering from internal heat

If the owner feeds the dog too dry dog ​​food or human food for a long time, and the dog rarely drinks water, it is easy to develop internal heat. fire situation. The most direct manifestation of a dog getting angry is often redness around the mouth, and sometimes even the eyes will be red. At the same time, a large amount of eye feces will be secreted, and the stool will be dry and black. In this case, you need to consult a pet doctor in time, give the dog some heat-clearing and detoxifying drugs, and let the dog drink more water, and it will slowly recover.

3. Fungal infection or skin disease caused by mites

If the dog is red around the mouth and is also accompanied by symptoms such as itching, hair loss, and dandruff, it is likely to be a fungus. Skin disease caused by infection or mites. It is difficult to diagnose with the naked eye alone, so it is recommended that owners take their dogs to the pet hospital for skin scraping microscopy, and then provide symptomatic treatment based on the examination results, which will also help the dog recover faster.

4. Allergy

When a dog comes into contact with some allergens or eats some food that causes allergies, the area around the mouth will also turn red. In this case, you need to inject the dog with desensitization injections, go to the pet hospital to check the allergens, and keep the dog away from the allergens in the future. The skin will grow back over time.