CT is a kind of examination generated due to X-ray imaging, the radiation to human body is relatively small, and it is recommended that you can do pregnancy preparation measures after 3 months after it is done. If you want to be on the safe side, it is better to do pregnancy measures after six months. The radiation and damage to the human body from CT examinations are not determined and may cause harm to the body, and when the waste in the body, or previously damaged cells will be discharged after six months, pregnancy at this time will have the best effect on the fetus. Pregnant women can ask the doctor’s advice and then carry out contraceptive measures. They should usually have regular habits, develop a good body, and take more protein and other nutrients to enhance their health, which can make the baby grow healthy after pregnancy.