You cannot get pregnant when the condition of colitis is not under control because the medication required for treatment may cause fetal malformation and miscarriage, but you can get pregnant normally after the condition is under control. Colitis includes acute colitis and chronic colitis, acute colitis may be self-cured, while chronic colitis, need to take a systematic treatment, in the condition is not under control, it is generally not recommended to get pregnant, because the condition may have a certain impact on the pregnancy, especially during the medication, the drugs may lead to fetal deformities, miscarriages and so on. Colitis patients must actively cooperate with the doctor to take treatment, when the condition is under control before preparing for pregnancy, and in order to eugenics, before pregnancy should go to the hospital to do pre-pregnancy checkups, agreed by the doctor before preparing for pregnancy.