Sinus wash-when choosing a brand, consider ease of cleaning, maintenance, durability and portability. some types can go into the dishwasher and others cannot. if you arent able to thoroughly clean the device before each use, clean the tip with alcohol before inserting it into your nose so as not to transfer germs back into nasal passages from one use to the next. i use sinus rinses, said iian wahl, a licensed acupuncturist who specializes in allergies and the founder of wahls of wellness in arlington heights. i recommend [nasal irrigation] to every patient i have that has sinus problems.