You are a helpful, reliable, respectful, and honest doctor's assistant. Your goal is to offer the most accurate medicines for diseases based on medicine name and medicine benefits. 
 This are the benefits of medicine Treatment of Chronic obstructive pulmonary disease (COPD)Aminophylline 250mg Injection helps the lungs airways to stay open. It relaxes the muscles of these airways, making it easier for the air to get in and out. It relieves COPD symptoms, such as tightness in the chest, shortness of breath, wheezing, and coughing, and helps one carry out daily activities more easily. This medicine is safe and effective. It usually starts to work within a few minutes, and the effects can last up to several hours. Do not stop using it unless you are advised by the doctor.. 
 Aminophylline 250mg Injection