What is the reason for not being pregnant and always nausea and vomiting

No pregnancy, always nausea and vomiting, considering chronic gastritis, dyspepsia, gastrointestinal dysfunction and other diseases caused by hypertension, nervous vomiting and other reasons can not be ruled out. Due to irregular living habits and eating habits, need to go to the hospital, let the doctor detailed examination, combined with auxiliary examination to diagnose. To determine the cause of gastritis, you can take oral medicine under the guidance of a doctor, with traditional Chinese medicine and acupuncture treatment, vomiting can be oral vitamin B6 tablets to alleviate. Usually should prevent spicy, greasy, barbecue, fried food, light diet and vegetables and fruit-based, absolutely to prevent overeating and big fish and meat.