NAC is pretty easy to tolerate. Average dose is 600mg a day. It is a precursor to glutathione manufacture in the liver.
You'll see here in this very complete monograph from WebMD that it can help COPD....
http://www.webmd.com/vitamins-supple...TYL%20CYSTEINE
There are several doses suggested for various purposes.
I think it would be a good idea to ask your pulmonologist just in case. It can help break up thick mucus in the lungs to facilitate breathing.
It is not expensive either. It is worth a try, and discussing with your doctor.
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All truths are easy to understand once they are discovered; the point is to discover them.-- Galileo Galilei
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Weezie looking at petunias 8.25.2017
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