Adalimumab usually takes about one month to prepare for pregnancy after injection, but a detailed physical examination should be carried out and the result should be normal before pregnancy. Adalimumab is a kind of biological therapeutic drug in clinic, usually used in the treatment of rheumatoid arthritis and ankylosing spondylitis, etc. After its injection, it may affect the hormone level of the body and other factors, so if there is a need to prepare for pregnancy, pregnancy should be carried out only after the body has fully recovered. Usually, after the injection of adalimumab, it is necessary to go to the hospital for rechecking after one month or so to make sure that the menstruation period is back to normal and that there is no abnormality in the body before preparing for pregnancy, and to do a good job of pre-pregnancy checkups in advance, so as to avoid any other serious problems in the growth and development of the fetus. All of the above medications should be used under the guidance of a doctor, avoid self-medication.