14 HELP, PLEASE? What OTC inhaler are you using for bronchial congestion from "the flu" posted 2 years ago by NorthusMaximus 2 years ago by NorthusMaximus +14 / -0 Trying not to involve dealing with a doctor 22 comments share 22 comments share save hide report block hide replies
Check the ingredients label on your bottle of Hydrogen Peroxide, it likely already is 3%. I've heard nothing about diluting it any further.