Thanks everyone. I seen people use small amounts of diluted povidone iodine in these vapor pens to breath into the lungs. I suppose 7 hours worth would be a bit much.
Thanks again...

First post. I did a search for this topic and came up empty in these forums. I have been using C/APAPS over 20+ years. I have allergies which I use a Navage with 2-4 drops of povidine iodine in the salt solution mixed in distilled water and was wondering if it's dangerous to add drops of povidone io...