If a dog vomits yellow foam on an empty stomach in the morning, it may be due to excessive hunger, pregnancy, gastrointestinal inflammation, pancreatitis, etc. It is recommended that the owner improve the dog's feeding habits first, and if the situation does not improve, go to the pet hospital for medical treatment in time.

1. Excessive exercise

When the owner does not feed the dog at night or the dog exercises too much at night and consumes too much, the dog will be too hungry in the morning, there will be no food in the stomach, and there will be excess gastric acid, which will damage the stomach. mucosa, causing reflux gastritis and vomiting yellow foam. It is recommended that the owner feed the dog an appropriate amount of food at night, but not overfeeding, which can improve the dog's vomiting yellow foam phenomenon.

2. Dog Pregnancy

During the pregnancy of dogs, vomiting and other phenomena will occur, and usually occur in the early morning. After the dog gives birth to puppies, the dog will vomit in the morning. The phenomenon will disappear and is normal behavior. It is recommended that owners take good care of pregnant dogs, keep the environment clean, pay attention to insulation, etc.

3. Gastrointestinal inflammation

When dogs are not fed properly or are infected with infectious diseases, they can cause digestive system diseases. When owners feed their dogs, they should not feed them too much or for too long. If a dog is hungry for a long time and then eats a lot, it will greatly irritate the dog's gastrointestinal mucosa, cause gastrointestinal inflammation, and lead to vomiting. It is also possible that the dog is infected with infectious viruses, such as parvovirus, canine distemper virus, etc. The puppy will have symptoms of vomiting, accompanied by diarrhea, fever, lethargy, etc. If it is due to dietary reasons, it is recommended that the owner develop good feeding habits. If it is due to infection with an infectious disease, it is recommended that the owner go to the hospital as soon as possible.

4. Pancreatitis

When a dog eats improperly, such as overnutrition, overeating, eating too greasy food, etc., it will increase the burden on the pancreas and cause pancreatitis. Dogs suffering from pancreatitis will vomit yellow foam, which is bile, in the morning. It is recommended that the owner seek medical treatment as soon as possible to avoid worsening of the condition.