I keep getting questions on this. Here are my answers. As always, do your due diligence, test it, decide for yourself.
1. It works: alleviate all sorts of symptoms.
2. Smoking (nebulizing, vaping) is my favorite way to use it as you get more effectiveness from less of a dose.
3. It tends to self clean the nebulizer parts. (I clean the nebulizer kit (applicator, not the tubing or compressor) before and after each use with more colloidal silver. Download the chart from silversafety.org.