Purge. While vomiting is unpleasant, it can make a person who feels nauseated feel much better. Instead of trying to prevent vomiting, remember that it is widely accepted that people feel somewhat better when it is all over. This action is your body’s way of getting rid of something that is considered toxic. In cases where someone suffering insists on trying to hold back this natural response, the resulting stomach acid that builds up in your throat can actually harm your esophagus.