How soon you go into labor with a painless first trimester varies from person to person, depending on the progress of the labor.
Painless delivery means that epidural anesthesia is administered during labor to relieve pain. Most women choose painless labor during the latent period of contractions. After the painless injection, the woman’s pain is reduced without affecting the normal contractions, so she will feel more relaxed and save energy.
Painless injection usually starts from the opening of the uterus 2-3cm, according to the management of the new labor process, first-time mothers according to the normal course of labor, the latent period of no more than 20 hours, the uterine opening of 4-5 centimeters into the active period, the dilatation rate of ≥ 0.5cm/hour, the second stage of labor for first-time mothers no more than 4 hours.
Due to the individual differences between mothers, including pelvic conditions, labor force, fetal size, mental factors and other aspects, the specific how long the delivery varies greatly, need to be judged in conjunction with the actual situation.