Doctors will not tell you about NAC they are paid by large pharm companies to sell their drugs. When you start using natural products and you see results your doctor will not believe you.Either. If you would look up Silver Sol it was used before 1900 like penicillin.Don't take my word just look it up I have emphysema for the since 2005. I learn to just deal with it

NAC got rid of all my mucus in about a week after taking 2 times a day. Can get from Ebay, amazon and puritans pride.

EBay I've taken

it is an inhalant originally know provided in tablet form used to break down mucus and make sit easier to discharge
easier to breath to

My neurologist just put me on it I got it from health food store,eBay and Amazon should have it,I had not heard of it either until now