injection is given in the last trimester after 32-34weeks, to enhance the fetal lung maturation, to avoid any post-delivery complications like respiratory distress
, even if the baby is born premature. This is usually given in such cases when early induction is planned in view of some implications, or when there is suspicion of preterm labor
. The results are usually good and no long term affects have been reported. Please get further clarifications from your doctor. Good luck.