Drug that is used for fetal lung maturity is
High-Yield Explanation
* Betamethasone and dexamethasone are coicosteroids, also called glucocoicoids, that are given before bih (antenatally) to speed up a preterm fetuses lung development. * Either is used when a mother is in preterm labor and bih may occur in 24 to 48 hours REF : DUTTA BOOK OF OBESTETRICS