Childbirth Timeline: How many months into pregnancy does it take to give birth successfully? With the continuous development of technology, pregnant women can choose safer and more comfortable methods during childbirth. However, for a successful and smooth delivery, getting the timing right is crucial. So, how many months into pregnancy can it take to give birth smoothly? First Stage of Pregnancy: Early Pregnancy (0-3 months) During the first trimester, pregnant women should maintain adequate sleep and good eating habits. In addition, you need to pay attention to the health of the fetus in early pregnancy and conduct a weekly check-up.