PLR66 - in answer to your question about Alkalol. (from the bottle label) It was formulated in 1896 by Jame P. Whitters, a pharmacist in Taunton, MA... Whitters family continues to provide this "finest" nasal wash and mucus solvent available. Ingredients: Purified water (USP); Menthol: Eucalyptol; T...

I also have some breathing blockage, mostly in the dry winter months. I am a long time CPAP user. To open my sinuses I use several aids depending on how badly I'm stuffed up and/or on the convenience of the method. 1. The most effective (strongest) is Afrin, which I hardly every use because of the r...