Women with chest tightness, nausea and vomiting are usually caused by pregnancy, improper diet, digestive system diseases and heart diseases, which need to be treated and handled reasonably according to the specific causes: 1. Pregnancy: early pregnancy reaction in early pregnancy can be manifested as chest tightness, nausea and vomiting. In this case, you should promptly go to the hospital to check blood HCG and ultrasound to clarify whether you are pregnant; 2, improper diet: eating cold, spicy and stimulating food, as well as unclean diet, can stimulate the gastrointestinal mucosa, and then the symptoms of chest tightness, nausea and desire to vomit. The symptoms of chest tightness, nausea and vomiting can be reduced by adjusting the diet, drinking more warm water and resting. 3, digestive system diseases: such as chronic gastritis, reflux esophagitis, gastric ulcer, duodenal ulcer, etc. The symptoms of chest tightness, nausea and vomiting can occur. Those with milder symptoms can be treated with oral medications that promote gastric motility, such as domperidone tablets and stomachic tablets, under the guidance of a doctor. If the symptoms are more serious, you should go to the hospital for gastroscopy, colonoscopy and other related examinations in time to clarify the cause of the disease and then treat it. 4. Heart diseases: Diseases such as coronary heart disease and myocardial ischemia can lead to symptoms of chest tightness, nausea and vomiting. It is recommended to go to the hospital for further examination and treat the symptoms according to the examination results. If it is coronary heart disease, attention should be paid to bed rest, oxygen, and take aspirin, nitroglycerin and other drugs as prescribed by the doctor for treatment, and if necessary, percutaneous coronary intervention and coronary artery paracentesis are required. If it is myocardial ischemia, take anti-myocardial ischemic drugs as prescribed by the doctor for treatment.