The cat’s stomach twitching and the symptoms of nausea are precursors to vomiting. It is necessary to check the cause of the cat’s vomiting and treat it in time to avoid the condition from becoming more serious. There are many reasons for cats to vomit, such as poisoning, feline distemper, gastroenteritis and other diseases, which can cause cats to vomit. If the situation is more serious, you need to go to the pet hospital for examination in time to avoid delaying the treatment of the disease.