Actions: Exogenous surfactant (early rescue) -02 requirement 40%with radiological evidence surfactant deficiency -Or,gestational age <29 weeks and respiratory distress -Use Survanta 4 ml/kg or Exosurf 5 ml/kgActions: • Exogenous surfactant (early rescue) –O2 requirement > 40% with radiological evidence surfactant deficiency –Or, gestational age <29 weeks and respiratory distress – Use Survanta 4 ml/kg or Exosurf 5 ml/kg