Vomiting is normal and very common in dogs. The symptom are caused from many different causes such as stomach diseases, upper intestinal tract, ingestion of toxic substances etc.
Vomiting is natural way for dogs to drive unwanted food or foreign objects out of their body eventhough it may not indicate that dogs may have some kinds of serious illness but if your they repeat vomiting which follows by symptoms such as diarrhea, lethargy and behaviour change then medical attention and treatments is needed.
Vomiting can causes irritation in the stomach at the lining of the small and large intestine which lead to diarrhea.

Chronic vomiting

Persistent and repeat vomiting for more than two weeks. This is an indications that your dog have other type of diseases which often leads to low nutrients absorption inside your dog body and sudden weight loss which can also follow by diarrhea.

Cause of vomiting

  • dietary indiscretion such as eating inappropriate food or material
  • eating too tapidly
  • food allergy
  • bacterial (clostridium, salmonella)
  • parasites (giardia, roundworm, hookworm, whipworm)
  • fungal (histoplasmosis, aspergillosis)
  • drugs and toxins
  • blockage due to obstacle inside intestinal tract or stomach
  • metabolic malfunction due to liver and kidney disease
  • inflammatory bowel diseases (IBD)
  • glandular disorder caused by failure of function of the cortex of the adrenal gland (hypoadrenocorticism)
  • abdominal disorders such as inflammation of pancreas (pancreatitis), abdominal cavity (peritonitis), prostate (prostatitis) and infection of uterus(pyometra), systemic (sepsis) etc
  • cancer of gastrointestinal tract

Dog symptoms vomiting

  • appetite change frequently
  • intermittent vomiting
  • sudden weight loss
  • clear signs of lethargy
  • diarrhea
  • increased thirst for water
  • blood contaminate in vomitus or stool


Vomited material is very important and needed to improve the accuracy of diagnosis. Addition tests such as urinalysis, complete blood count (CBC), fecal examinations, X-rays of abdominal and chest are also include in diagnostic test.


Effective treatment will depends mainly on the causes of symptoms but the main common goal is to rest the gastrointestinal tract and feed your pet with easily digested foods.
The basic treatments is to stop your dog from eating any food for half-one day then give them a bland diet in small amount.
Drugs such as antibiotics and antacids may be used to reduce vomiting or change intestinal motility.
If your dog is seriously ill then you may need to hospitalize your pet.
If you notice that your dog is vomiting frequently then you must contact your veterinarian as quick as possible so that your vet can diagnose and determine the effective treatment plan for your dog base mainly on the severity and symptoms.


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