Panic and shortness of breath when lying down may be caused by pulmonary heart disease, left heart failure, gastroesophageal reflux disease, etc. Patients should consult a doctor in time to clarify the cause of the disease and then treat it. 1. pulmonary heart disease: bronchial, pulmonary, thoracic lesions caused by pulmonary hypertension resulting in heart disease, the patient will have lying down when the heart shortness of breath, dyspnea, asphyxia, cyanosis and other symptoms. During the acute exacerbation, drugs such as amoxicillin can be used to control the infection, and diuretics such as hydrochlorothiazide can be used to relieve the symptoms of heart failure. 2. Left heart failure: If the elderly with underlying heart disease have shortness of breath and panic when lying down, it is considered to be caused by left heart failure, and the patient will also cough up pink foamy sputum, dyspnea and other symptoms, you can use ACEI drugs such as captopril or hydrochlorothiazide and other diuretics to treat the acute exacerbation period. 3. Gastroesophageal reflux disease (GERD): the reflux of gastric contents caused by dysfunction of the sphincter at the lower end of the esophagus, the patient will have symptoms such as acid reflux, heartburn, panic and shortness of breath when lying down. Such people should avoid lying down immediately after eating, and use pro-gastrointestinal dynamics drugs such as mosapride and drugs to inhibit gastric acid secretion such as omeprazole for treatment when the symptoms are severe. It is recommended that patients should seek medical advice and use medication under the guidance of a doctor.