Which principle(s) would be important to teach a patient about the use of a steroid inhaler? (SELECT ALL THAT APPLY)

When taking a steroid drug as well as a bronchodilator, the bronchodilator should be administered first

Frequent oral hygiene is necessary

Hold your breath for 10 seconds during inhalation of the medication

Rinse and spit after inhalation of the medication

The inhaler should be used on a PRN basis only