White vaginal discharge after pregnancy may be the result of changes in hormone levels in pregnant women, cervical ripening in late pregnancy, or vaginitis, if necessary, can be further consultation and examination, clear reasons for the selection of the corresponding intervention. 1, changes in hormone levels in pregnant women: hormone levels in pregnant women after pregnancy can be significant changes in the hormone stimulation of estrogen and progesterone, milky-white vaginal discharge, which is a normal physiological phenomenon. This is a normal physiological phenomenon that can subside on its own and does not require special treatment; 2, cervical plug detachment: when pregnant women in the late stages of pregnancy, due to cervical ripening, the cervix will naturally shorten, and mucus plugs in the endocervical canal will be discharged from the vaginal opening. The color of simple cervical mucus plug is transparent or milky white, if mixed with blood, it may be red, if it is not full-term appear, need to be vigilant about preterm labor, it is recommended to consult a doctor in a timely manner, if the 37th week of pregnancy, belong to the normal physiological phenomenon, do not need special treatment; 3, vaginitis: after pregnancy, due to the decline in immunity and resistance, secretion increase and other reasons, susceptible to bacterial invasion, resulting in Vaginitis and other diseases, at this time there will be white vaginal discharge, accompanied by vaginal itching and other symptoms, at this time you need to go to the hospital in a timely manner to check, so as not to trigger the inflammation of the upstream infection, affecting the growth and development of the fetus. Treatment is mainly local topical clindamycin ointment, or use some lotion to clean the vulva, all the pregnancy medication should be applied under the guidance of a doctor. After pregnancy, women should pay special attention to personal hygiene, keep the vulva clean and dry, change underwear in time, wear some loose, breathable clothes, do not wear over tight clothes, so as not to cause bacterial growth.