500
Participants
Start Date
November 30, 2014
Primary Completion Date
June 1, 2022
Study Completion Date
July 1, 2022
Adenotonsillectomy
Adenotonsillectomy
Conservative treatment
Mometasone Furoate Aqueous Nasal Spray or uticasone propionate (1/once qd) and(or)Leukotriene antagonists(4 or 5mg/once qn) or H1 receptor antagonists
no treatment
just regular follow-up
Sleep Center,Beijing Children's Hospital, Beijing
Beijing Children's Hospital
OTHER