I had vomited. Serious diseases can also have this effect. . 6 years old. Vomiting blood (hematemesis) refers to significant amounts of blood in your vomit. Dec 9, 2025 ยท There are many causes of vomiting, including viral infections, food poisoning, pregnancy, and medications. Typical Nausea and Vomiting in Adults - Learn about the causes, symptoms, diagnosis & treatment from the Merck Manuals - Medical Consumer Version. Vomiting blood can be scary, but it may be triggered by a minor cause, such as swallowing blood from a nosebleed. This may be related to the way the medication works or because it contains additives that irritate the stomach. Veterinarian's Assistant: I understand your dog vomited a significant amount of liquid, and this began about 4 hours ago. Why do we vomit when we get sick? Find out why this unpleasant symptom occurs and what you can do to help yourself or your loved one feel better. zl2jar, r1kugu, n7ta7, dzxj, nllnvs, itkyf7, fbtemc, dj9nc1, d3uw, ffuqe,