Of these 121 infants 76 were estimated ... The diagnosis of the respiratory-distress syndrome was made on the basis of clinical signs such as tachypnea, chest retractions, asynchronous thoracic ...

57 premature infants (26-31 weeks of gestation) born from 52 mothers treated for 10 days prior to labor, were included. The study group (G1) (n=26) received B: 12mg IM q12 h plus TRH 200 ug IV q12 h.