The causes of old dry cough at noon sleep are asthma, heart failure, involving treatment with medication such as glucocorticoids, positive inotropic drugs and surgery.
1. Asthma: the main manifestation of asthma is recurrent episodes of wheezing and shortness of breath, episodes are often characterized by episodes at night and in the early hours of the morning, and can also have episodes at midday when sleeping, and is often associated with allergens, such as pollen, fish and shrimp, and so on. Commonly used medication includes glucocorticosteroids such as budesonide, methylprednisolone, β2 agonists such as salbutamol, anticholinergics such as ipratropium bromide.
2. Heart failure: When the pumping function of the heart is impaired, blood circulation is impaired, and when the patient lies down, the lungs become more stagnant, which can lead to a dry cough during sleep. Commonly used treatments include diuretics such as furosemide, positive inotropic drugs such as digitalis, beta receptor antagonists such as metoprolol, etc. If the condition is serious, cardiac resynchronization therapy and heart transplantation are feasible.
There are many other causes of dry cough at noon, such as eosinophilic bronchitis, gastroesophageal reflux stimulation of cough, nasal secretion reflux stimulation of cough, chronic bronchitis, bronchiectasis, sputum flow stimulation of mucous membranes after the change of position, pulmonary fibrosis, lung tumors, it is recommended that the patient in time to the hospital, cooperate with the doctor to improve the examination, to clarify the cause of the disease, standardize the treatment.