What do systematic reviews say?

Inhaled corticosteroids vs no treatment or placebo

• Postnatal corticosteroids for transient tachypnoea of the newborn 2020 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

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

Intervention not reported

The intervention probably leads to lower hyperglycaemia (moderate certainty).

• Inhaled versus systemic corticosteroids for preventing bronchopulmonary dysplasia in ventilated very low birth weight… 2017 · Cochrane Headline outcomes only
  RR 0.52 [0.39, 0.71]
  1 study · 278 participants
  Moderate