Based on the answers you provided, the Web-DVM Symptom Checker has determined that the following are possible causes for your dog’s vomiting. Please read the Web-DVM articles for more information on these diseases. If you still seek further information, please visit our
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*At this age, cancer of the gut must also be considered as a possible cause for vomiting. Web-DVM currently does not have an article on cancer of the gut. A dog this age should always be seen by a veterinarian in any case of sustained vomiting