There is a possibility of pregnancy in women with dry heaving, which can be determined by purchasing early pregnancy test or by checking the HCG value at the hospital. However, there are many other causes of dry heaving in women, including gastrointestinal disorders, neurological damage or disorders, allergies, pain, etc. 1. Pregnancy: If a woman suddenly has dry heaving, has previously had unprotected sex, and has menopause and other reactions, this may indicate pregnancy. Because in early pregnancy will appear dry vomiting phenomenon, but also may be accompanied by loss of appetite, nausea, etc.. Early pregnancy can be confirmed by early pregnancy test, hospital blood and urine HCG test. Women’s body hormone level changes during pregnancy, the uterus will also increase, some elevated hormones will interfere with women’s gastrointestinal tract function, and the increased uterus will also stimulate the gastrointestinal, which will lead to dry vomiting; 2, gastrointestinal diseases: such as gastritis, gastric ulcer, duodenal ulcer, enteritis and other diseases, lesions in the digestive tract, and the digestive tract and the outside world, the lesions are susceptible to external stimulation, which triggers some women Dry vomiting, or even vomit, acidic liquid phenomenon; 3, neurological damage or disorders: such as brain hemorrhage, intracranial infection, epilepsy and other diseases prone to intracranial hypertension and brain dysfunction, so that women produce a sense of dry vomiting, may also be accompanied by headaches, increased blood pressure, etc.; 4, allergies: some women encounter the stimulation of allergens, prone to allergic phenomena, thus producing dry vomiting, some women may also With itchy skin, rashes and other situations; 5, pain: some women encounter some diseases or trauma such as cholecystitis, appendicitis, car accidents, burns, etc. easy to make the body produce great pain, reflexively cause vomiting or dry vomiting; 6, motion sickness: some women in the car or train, due to the vestibular system can not adapt to the impact of the car, easy to produce vertigo and dry vomiting phenomenon. If there is dry vomiting, pay attention to distinguish which is the above causes of female dry vomiting more common, if women often dry vomiting, and more violent, it is recommended to go to the hospital to find the help of doctors, timely symptomatic treatment.