What causes vomiting in puppies? Is vomiting a danger sign?

Jul 26,2025
5Min

Puppy vomiting is indigestion

The main reason for vomiting is simple: stomach discomfort. Puppies often vomit after eating something that is difficult to digest. In addition, puppies who eat or drink water too quickly or have just finished exercising are prone to indigestion and may vomit food or foam.
However, it should be noted that vomiting caused by indigestion usually occurs once or twice. If symptoms persist, please contact your veterinarian.

Puppy vomiting is acid reflux

Like people, some puppies develop acid reflux, also known as reflux gastritis. The reason why dogs often vomit foam in the morning is actually caused by the formation of large amounts of stomach acid at night. You can feed some chicken porridge for relief.

Puppy vomiting is chronic gastritis

Chronic gastritis caused by Helicobacter pylori infection will cause intermittent vomiting. Usually dogs are in normal mental and other conditions, but they will vomit a little every day, which also causes many owners to ignore the existence of this problem.
It should be noted that Helicobacter pylori is a bacterium that is common to humans and pets. If it is not treated for a long time, it can induce gastric ulcers and even gastric cancer.

Puppy vomiting is a respiratory infection

Foaming is quite common among dogs with upper respiratory tract infections, especially in places where dogs are densely packed, such as rescue stations, kennels, etc. These respiratory infections can cause symptoms such as nasal congestion, dry cough, and sneezing, as well as frothy vomiting.
With proper care, these infections usually resolve within a few days. Be aware that frequent vomiting can lead to dehydration.

Puppy vomiting is bloating

Bloat, or gastric distension, gastric volvulus, is a dangerous emergency that occurs when gas, food or liquid settles in a dog's stomach A large amount of it accumulates in the body, which then compresses the organ and swells it. Although the clinical incidence is not high, it can cause dogs to die suddenly and violently. If discovered early, it can be treated.
This condition most often occurs in dog breeds with very wide chests, such as German Shepherds, Great Danes, Boxers, Doberman Pinschers, etc.
If your dog is frothing and has difficulty breathing, is restless, pacing back and forth, or falls, please seek medical attention as soon as possible without delaying for a minute.

Puppy vomiting is a kidney disease

This problem often occurs in dogs in their later years and is also more difficult. This disease often causes dogs to lose their appetite, lose weight, and be reluctant to exercise. If you find that your dog is foaming and showing the above symptoms, you can contact your veterinarian for testing.
In addition, if the vomit is bright red, it is a symptom of acute internal bleeding, which may be visceral disease, stomach tumor, foreign body piercing the esophagus, poisoning, etc. In short, seek medical attention as soon as possible.

Puppy vomiting is rabies

The lowest possibility, but the most terrifying thing is rabies. With the current vaccine status, it is possible to be infected if bitten by a wild animal. Domestic petsThe infection rate is extremely low, but foaming at the mouth is indeed one of its symptoms, followed by the main symptoms of mania and hydrophobia. Rabies is preventable but not curable, so parents should pay attention to regular vaccinations for their furry children.
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