Coughing with vomiting may be related to upper and lower respiratory tract infections that cause severe coughing that increases the pressure in the stomach, irritation of the throat, or side effects of medications, or gastritis. The cause of the cough should be treated with antibiotics, antiviral drugs and gastric mucous membrane protection drugs. 1. Upper respiratory tract infection: Patients with upper respiratory tract infection caused by viral or bacterial invasion may have symptoms of redness, swelling and pain in the throat, nasal congestion, runny nose and cough. If the pressure in the stomach increases when coughing violently, it may lead to vomiting, which can be treated with drugs such as cotrimoxazole tablets, buspirone anti-inflammatory tablets and bromhexine hydrochloride under the guidance of doctor. 2. Bronchitis: Bacterial infection caused by bronchitis cough patients, coughing to stimulate the throat, may lead to vomiting. It can be treated with amoxicillin capsules or cefixime tablets, aminoglutethimide oral solution and other drugs as prescribed by the doctor. 3. Pneumonia: If a patient with pneumonia applies azithromycin and other drugs side effects lead to vomiting symptoms. You can use the drug after meals to reduce the stimulation of the stomach, or you can change to cephalosporin or penicillin anti-inflammatory drug treatment. 4. Gastritis: If the patient with gastritis respiratory tract infections apply antibiotic drugs to stimulate the gastric mucosa, vomiting, stomach pain and other symptoms. Bismuth potassium citrate and other gastric mucous membrane protective agents and omeprazole and other drugs that inhibit the secretion of gastric acid can be applied to alleviate the symptoms. If the symptoms of cough with vomiting cannot be relieved soon, you should go to the hospital for examination and reasonable medication under the guidance of the doctor.