intranasally
/ˌɪn.trəˈneɪ.zə.li/
adverb
- In a way that involves the inside of the nose, especially regarding the administration of medication.
- The doctor instructed him to apply the ointment intranasally twice a day.
- Some flu vaccines are delivered intranasally rather than by injection.
- The medication is given intranasally using a small dropper.