Most autoimmune diseases can affect in pregnancy due to hormonal influence. Pregnancy involves a number of hormonal changes in a woman's body, which can alter the immune condition.
However, in the case of multiple sclerosis or other types of autoimmune diseases, pregnancy is a protective situation for the woman. This is not always the case, as there are also cases in which pregnancy aggravates the autoimmune disease.
In any case, the protective effect of pregnancy for patients with immune pathologies disappears after delivery. In addition, it is important to start medication as soon as possible, as the disease could be reactivated more intensely.