There are three diseases that must be ruled out when you have congestion in your heart and mouth fossa. The first, reflux esophagitis and gastric disease, it is recommended to go to the hospital inside to do gastroscopy, the treatment is mainly based on rabeprazole and mosapride, two kinds of drugs taken together, 4 weeks for a course of treatment. The second kind of heart disease, do electrocardiogram examination and heart ultrasound examination, exclude chronic heart failure, arrhythmia, especially angina pectoris, acute myocardial infarction, and heart valve disease. The main use of nitroglycerin sublingual, 1-2 minutes to take effect, about 30 minutes the pain disappears. The third, lung diseases, such as bronchitis, emphysema, bronchial dilatation and so on. You can take oral anti-inflammatory drugs amoxicillin, cefradine, etc., and go to the hospital to infuse anti-inflammatory drugs for better results.