To naturally treat COPD symptoms, avoid 
smoking in every form, improve breathing, follow a healthy diet, increase water intake inside and outside the body, exercise, use eucalyptus oil, consume 
ginseng, take NAC, avoid cold and crowds, and reduce 
stress.
Bryonia: A wonderful remedy in 
homeopathic treatment for COPD in patients who have dry hacking 
cough with rust-coloured sputum. Any slightest motion seems to increase the complaints. Cough occurs immediately after entering a warm room.
Rumex: Useful in homeopathic treatment for COPD in patients who have dry teasing cough initially, followed by stringy cough. Complaints increase on talking, by pressure and taking in cold air.
Kali Bichromicum: One of the best choices in homeopathic treatment for COPD when the character of cough is yellow, stringy and sticky mucus. Complaints are worse in the morning.