Respiratory distress syndrome of newborns(or RDS) is a disorder of the lung life threatening which is caused by lack of surfactant.

this disorder mainly with the early being the baby in the relationship is at the helm of the causes of death of infants premature are located, because the lungs of the baby, premature in terms of the amount and also composition of surfactant defects.

baby, in the beginning of breathing, with severe of surfactant stored cell is the surface tension of cells, the perimeter decreases, but in this syndrome, the alveoli, because of a defect in the composition or the inadequacy of the surfactant on the sleeping () and , respiratory, and duct , and containing liquid, skip.

IRDS can be with the arrival of synthesized or with the origin of the animal into the lungs through the tube of a cure.

Also, with the infusion of Betamethasone in weeks 35 and 36 of pregnancy can be the rate of RDS decreased.

surfactant, anti-inflammatory and bactericidal as well.