Weak burning in the stomach vomiting after eating?

Post meal vomiting: Possibilities include inflammation of stomach lining, stomach ulcer, or simple food intolerance. Pancreatitis or gall bladder causes are less likely. Try avoiding alcohol, caffeine, nicotine, spicey or greasy foods(that is a bland diet) Take a medication like omeprazole or ranitidine. If symptoms don't resolve within a week or worsen, consult your physician for diagnosis and treatment.