Nausea in the morning may be related to early pregnancy reaction, bad living habits, pharyngitis, liver function abnormalities, gastrointestinal diseases, etc. It is recommended that patients actively seek medical advice to clarify the causes and give reasonable treatment and handling according to the following different causes. 1, early pregnancy reaction: early pregnancy reaction may include dizziness, weakness, nausea with vomiting, early pregnancy test paper test or go to the hospital for blood HCG test, generally no special treatment is needed. After 12 weeks of pregnancy, with the decline of HCG level in the body, the symptoms will disappear naturally, serious cases can be relieved by oral vitamin B6 as prescribed by the doctor; 2, bad habits: eating cold, spicy, stimulating food, overeating, irregular work and rest, etc., may also lead to nausea and dry vomiting in the morning, pay attention to eating more fresh vegetables and fruits, eating less and more meals, eating regularly, chewing and swallowing slowly when eating, which is conducive to the absorption of nutrients; 3, pharyngeal reaction: early pregnancy reaction may include dizziness, weakness, nausea with vomiting. 3, pharyngitis: the inflammation of the local mucous membrane edema of the throat, increased secretions on the surface of the throat, etc., causing morning sickness, vomiting. Pay attention to the maintenance of daily life, drink more water, avoid spicy and stimulating food, speak less, pay attention to warmth and prevent colds. When coughing and phlegm appear, you can take oral throat and pharynx combination, and then combine with ultrasonic nebulization inhalation treatment to relieve the symptoms; 4, liver function abnormalities: abnormal liver function can cause indigestion, nausea and other symptoms, it is recommended to go to the hospital to check liver function, if there are abnormalities, you can follow the doctor’s instructions to take drugs to protect the liver cell membrane for liver preservation treatment; 5, digestive tract diseases: morning nausea may be suffering from duodenal ulcer. Duodenal ulcer is hunger pain, will slowly ease after eating food, can do gastroscopy to confirm the diagnosis, treatment can be oral gastric mucosa protective drugs, such as aluminum thioglycollate, etc., daily can eat easily digestible liquid diet, such as thin rice, noodles, etc., can also be hot compress abdomen to relieve the symptoms of nausea.