Background: Adenoidal hypertrophy is a common condition of childhood, when abstructive sleep apnea ocurs adenoidectomy is indicated. In less sever cases, non surgical interventions maybe considered, however few medical altematives are currently available. Intranasal steroids used to reduce nasal airway obstruction. The aim  of this study to assesthe effectiveness of intranasal corticosteroids for improving nasal airway obstruction and in children with adenoid hypertrophy.

Materials and methods: 77 children 1-12 years exhibiting adenoid hypertrophy symptom and confirmed with radiologic imaging and without tonsilar hypertropy that not inclined to surgery were included and divided two groups in one group were treatend with intranasal betanethason 3 times daily for 3 weeks and and second group treatend with intranasal NACL as placebo. The subjects were assessed for airway obstruction symptoms including, snoring mounth breathing and prulaunt rhinorea, via questionarre ear examination, first month and third month of treatment.

Results: Intranasal betanethasone improved airway obstruction symptoms especially night snoring but hadn’t effective on other symptoms and infection complications including rhinorea.

Conclusion: Intranasal betanethasone can be used as alterative treatment for adenoidal hypertroply because its effect on airway obstruction symptoms due to probably reduction adenoideal size.