Nausea and vomiting may occur separately or together. Common causes include:

  1. Chemotherapy
  2. Gastroparesis (a condition in which the muscles of the stomach wall don't function properly, interfering with digestion)
  3. General anesthesia
  4. Intestinal obstruction
  5. Migraine
  6. Morning sickness
  7. Motion sickness: First aid
  8. Rotavirus
  9. Vestibular neuritis
  10. Viral gastroenteritis (stomach flu)

Other possible causes of nausea and vomiting include:

  1. Acute liver failure
  2. Alcohol use disorder (Alcoholism)
  3. Anaphylaxis (in children)
  4. Anorexia nervosa
  5. Appendicitis
  6. Benign paroxysmal positional vertigo (BPPV)
  7. Brain tumor
  8. Bulimia nervosa
  9. Cholecystitis (gallbladder inflammation)
  10. Crohn's disease (a type of inflammatory bowel disease)
  11. Cyclic vomiting syndrome
  12. Depression (major depressive disorder)
  13. Diabetic ketoacidosis (high levels of blood acids called ketones)
  14. Dizziness
  15. Ear infection (middle ear)
  16. Enlarged spleen (splenomegaly)
  17. Fever
  18. Food poisoning
  19. Gallstones
  20. Gastroesophageal reflux disease (GERD)
  21. Generalized anxiety disorder
  22. Heart attack
  23. Heart failure
  24. Hepatitis (liver inflammation)
  25. Hiatal hernia
  26. Hydrocephalus (a congenital brain abnormality)
  27. Hyperparathyroidism (overactive parathyroid)
  28. Hyperthyroidism (overactive thyroid)
  29. Hypoparathyroidism (underactive parathyroid)
  30. Intestinal ischemia
  31. Intracranial hematoma (blood vessel ruptures with bleeding in or around the brain)
  32. Intussusception (in children)
  33. Irritable bowel syndrome
  34. Medications (including aspirin, nonsteroidal anti-inflammatories, oral contraceptives, digitalis, narcotics and antibiotics)
  35. Meniere's disease
  36. Meningitis (inflammation of the membranes and fluid surrounding your brain and spinal cord)
  37. Milk allergy
  38. Pancreatic cancer
  39. Pancreatitis (pancreas inflammation)
  40. Peptic ulcer
  41. Pseudotumor cerebri (increased pressure inside the skull), also known as idiopathic intracranial hypertension
  42. Pyloric stenosis (in infants)
  43. Radiation therapy
  44. Severe pain
  45. Toxin ingestion

Causes shown here are commonly associated with this symptom. Work with your doctor or other health care professional for an accurate diagnosis.

Jan. 11, 2018