It is best for patients with chronic obstructive pulmonary disease to drink less alcohol. 1, because after drinking alcohol can often induce the symptoms of chest tightness and shortness of breath, and the original symptoms of shortness of breath are more obvious after activity, making the condition worse. 2, in addition, after drinking alcohol can stimulate the sympathetic nerves, making them excited and inducing an increase in blood pressure and heart rate, and for patients with previous combined pulmonary heart disease, it can induce arrhythmia and manifest as panic, palpitations and other discomfort, which can seriously lead to heart failure and worsen the condition. 3.Drinking alcohol can also lead to a significant reduction in the effect of commonly used bronchodilators, which is not conducive to the recovery of the disease, while repeated drinking, especially drunkenness, can easily lead to a decrease in the resistance of the body and airway, prone to colds and respiratory infections, making the disease recurrent. 4.Patients with chronic obstructive pulmonary disease who are using antibiotics, especially the use of Cephalosporin antibiotics, drinking alcohol is likely to lead to disulfiram reaction, producing serious adverse reactions. Therefore, it is best not to drink alcohol for patients with chronic obstructive pulmonary disease, drinking alcohol can aggravate the original disease and produce serious complications.