This formula will take 7 days after ovulation which mean when the embryo tries to implant. This formula tonic Qi, nourishes the Blood, regulates Qi, strengthens the Kidneys, calms the fetus and stabilizes pregnancy.  It treats malpositioned fetus, prevention of difficult delivery, Inhibited urination during pregnancy, Morning sickness, fetal restlessness, abdominal pain during pregnancy habitual miscarriage, threatened miscarriage, uterine prolapse, Nausea/Vomiting, weakness vaginal bleeding during pregnancy