Pregnant women with sweat patches need skin care or medication according to the severity of sweat patches. 1. Skin care, pregnant women with sweat patches do not need too much treatment if the sweat patches are not serious and have no effect on health and development of fetus. Usually, it is necessary to take baths and change clothes diligently to clean the sweat and sebum of the skin. 2. medication, if the sweat spot is more serious, and there are obvious itching, scaling and other symptoms, need to actively seek medical treatment, under the guidance of physicians can be careful to use topical medications: selenium disulfide lotion, ketoconazole cream and so on. It is best not to take oral medications indiscriminately, so as not to affect the development of the fetus.