What do systematic reviews say?

Intranasal steroid spray vs control

Summary of findings: intranasal steroids showed no clear difference in adverse effects [3 months] compared with control (low certainty).

• Oral or topical nasal steroids for hearing loss associated with otitis media with effusion in children 2011 · Cochrane Headline outcomes only
  RR 1.26 [0.8, 1.99]
  2 studies · 231 participants
  Low