Is it safe to be pregnant for four months to do medical abortion?

Compared

with surgical abortion, drug abortion has the advantages of slight pain, small body damage and fast recovery, but it is mainly suitable for pregnant women within 49 days of menopause, that is, early pregnancy, when the fetal sac volume is small, the sensitivity to drugs is high, and the success rate of drug abortion can be increased. And four months of pregnancy belongs to the second trimester of pregnancy, the fetus has gradually developed into shape, continue to use drug abortion will generally appear abortion failure, incomplete abortion and other risks, serious may cause massive bleeding, so four months of pregnancy to do drug abortion is generally unreliable.