Table 4.

Scientifically and non-scientifically based steps in the corticosteroid nasal spray protocol

Scientifically based steps	Non-scientifically based steps
Blow the nose or rinse the nose with saline if the nose is clogged.19	Firmly shake the bottle.
Keep the head upright.10 20	Squirt a few sprays into the air until you see a cloud of mist.
Use the right hand for spraying in the left nostril and the left hand for spraying in the right nostril.12	Close the other nostril with your opposite hand.
Point the end of the nozzle slightly outwards, away from the centre ridge of the nose.	Breathe out through the mouth.
Squirt a spray of mist in the nose while breathing in.	Wipe the nozzle with a tissue or handkerchief after every use.
	Extensively wash the nozzle once a week.