Because of the slow onset of herbal medicine, it takes at least 3-6 months to have a baby after taking Nuan Gung Pregnancy Pill, and the exact time varies from person to person. It can increase the thickness of the uterine wall, restore the ovarian ovulation function and progesterone secretion ability, regulate the hormone level in women’s body, improve the luteal function, and prevent miscarriage. It is recommended to take a full course of medication under the guidance of a specialist and consider pregnancy after the medication has taken full effect and the body functions have recovered well, in order to have a higher success rate.