The use of urine of pregnant women is for checking the urine routine and observing the health of pregnant women. Urine plays an important role in the process of labor and delivery tests for pregnant women. Pregnant women can use morning urine in the early stages of pregnancy to perform a pregnancy test to determine whether they are pregnant or not. Routine urine tests need to be performed several times during pregnancy. Observe the physical condition of the pregnant woman. If a pregnant woman has severe vomiting of pregnancy, check for ketone bodies in the urine to determine if the pregnant woman has a metabolic disorder. If there is urine sugar in the routine urine test during pregnancy, it can also assist in the diagnosis of diabetes. If a pregnant woman has hypertensive disorders of pregnancy, urine protein can be used to determine the severity of gestational hypertension. Pregnant women who have frequent urination, urinary pain, check urine routine can determine whether there is a urinary tract infection. Pregnant women’s urine is a type of body fluid that is usually used for examination.