Coughing after sleeping and then vomiting with phlegm may be caused by gastrointestinal cold, lung infection, acute bronchitis, reflux esophagitis, etc. It is recommended that the patient should be treated according to the cause of the illness. 1. Gastrointestinal colds: gastrointestinal colds may also cause coughing, phlegm, vomiting symptoms, it is recommended that patients can take domperidone tablets, metoclopramide tablets and other drugs to relieve the patient’s discomfort, combined with cough expectorant drugs such as Lung Force Cough Compound, Blue Scutellaria oral solution for the symptomatic, and in daily life as much as possible to the diet to the main light, easy to digest. 2. Lung infections: If the lungs are infected due to bacterial infections, it is recommended to use levofloxacin, moxifloxacin and other drugs under the guidance of a doctor to alleviate the treatment, if it is due to fungal infections, the use of voriconazole tablets, itraconazole capsules and other medications as prescribed by the doctor, and in serious cases, it is also necessary to go to the hospital for related treatment. 3. Acute bronchitis: If the acute bronchitis caused by bacterial infection, it is recommended to follow the doctor’s instructions to take antibiotics such as amoxicillin capsules, cefuroxime tablets and other drugs, if the cough is more serious, you can be under the guidance of the doctor to use salbutamol, terbutaline sulfate tablets and other drugs. 4. Reflux esophagitis: patients are mostly manifested as acid reflux, burning sensation behind the sternum, lying down at night is prone to gastric acid reflux to the throat, resulting in coughing, which may be accompanied by vomiting, white sputum, it is recommended to add a proton pump inhibitor, such as essey omeprazole. There are other possibilities for coughing and vomiting with phlegm after sleeping, if the symptoms fail to improve or even gradually worsen, you need to consult a regular hospital in time, cooperate with the doctor to improve the examination and standardized treatment.