Gastrointestinal Ulcers in Dogs

Gastroduodenal ulcer disease in dogs is a painful condition that develops when sores form in the lining of the stomach or upper small intestine. These ulcers can cause vomiting, loss of appetite, stomach pain, and gastrointestinal bleeding, and they may become life-threatening if left untreated. Early veterinary care is important, especially if your dog is vomiting blood, has black, tarry ...

If your dog is showing signs of canine stomach ulcers , you're probably worried and searching for answers. Watching your furry companion struggle with digestive issues can be heartbreaking, but the good news is that with proper treatment and care, many dogs recover well from stomach ulcers .
Stomach Ulcers in Dogs

Stomach ulcers in dogs can be painful and sometimes even dangerous. To help you recognize them and know how to help your dog , integrative veterinarian Dr. Julie Buzby explains the causes, symptoms, diagnosis, treatment, and prognosis for stomach ulcers in dogs .
The healing time for stomach ulcers in dogs depends on the severity of the ulcer and the treatment used. Mild stomach ulcers may heal within a few days, while more severe stomach ulcers can take weeks or even months to heal. If your dog has a stomach ulcer , it is important to follow your veterinarian's instructions for treatment and monitoring closely.

Stomach Ulcers in Dogs
Learn to recognise and treat stomach ulcers in dogs with our comprehensive 2025 guide covering symptoms, causes, and care tips.
Recognize and treat stomach ulcers in dogs with our 2025 US guide on signs, causes, and effective care tips.

Stomach and Intestinal Ulcers in Dogs
Causes of Stomach and Intestinal Ulcers in Dogs If there is an excess of acid and pepsin or a breakdown in protection for the stomach and intestine, an ulcer will form. Without treatment, there is the risk of perforation of the ulcer , which can quickly lead to septic peritonitis and death.
Learn the warning signs of stomach ulcers in dogs , including vomiting blood and black stools. Discover causes, vet diagnosis methods, and effective treatments.

Dog Stomach Ulcers
If you have any concerns about your dog's potential to develop ulcers , or if you are worried that they may have a stomach ulcer , please contact your veterinarian for help.





Learn about the veterinary topic of Gastrointestinal Ulcers in Small Animals. Find specific details on this topic and related topics from the Merck Vet Manual.