Government and healthcare organizations promoted the pill and other contraceptive methods, as well as legalized abortion, with a view to preventing unplanned births.
優生保健法才通過、尚未開始實施之際，出生率便已逐步下降，實施的第二年，出生率更是從千分之二、三十，驟降至千分之十五左右，看來優生保健法的確起了作用。