What do systematic reviews say?

Inhaled steroids vs systemic steroids

Inhaled steroids showed no clear difference in hyperglycaemia compared with systemic steroids (low certainty).

• Inhaled versus systemic corticosteroids for the treatment of bronchopulmonary dysplasia in ventilated very low birth… 2017 · Cochrane Headline outcomes only
  RR 0.86 [0.61, 1.22]
  3 studies · 429 participants
  Low