Sudden regurgitation, nausea and vomiting need to consider physiological and pathological causes. Physiological causes include eating stimulating food, strenuous exercise, etc. Pathological causes include acute gastroenteritis, food poisoning and intestinal obstruction.
1. Physiological causes: such as eating stimulating food (chili, garlic, etc.), strenuous exercise, etc., can lead to abnormal peristalsis of the gastrointestinal tract, nausea, vomiting and other symptoms.
2. Pathological causes: such as acute gastroenteritis can be seen in taking non-steroidal anti-inflammatory drugs (indomethacin, ibuprofen), consuming unclean food and other conditions, but also fever, diarrhea and other symptoms; such as food poisoning is often seen in the consumption of undercooked, boiled through the food, but also diarrhea, chills and other symptoms; such as intestinal obstruction, but also severe abdominal pain, persistent vomiting, stopping defecation or defecation and other symptoms.
Sudden regurgitation, nausea and vomiting may also be caused by other diseases, it is recommended to consult a doctor to clarify the specific cause.