The malodor is almost clean with a fishy smell, we should use warm water to wash the vulva in time, you can also use light salt water and compound cedar lotion, gynecological cleaning lotion and so on, if there is still a fishy smell, we should be vigilant about the possibility of infection in the uterine cavity. At this time, we should consult a doctor in time, improve the uterine adnexa ultrasound, calcitoninogen, blood routine and other indicators of the examination, to clarify the specific causes of the disease, and actively receive anti-infection treatment. If the discharge persists for about a month, it is necessary to actively carry out postpartum restorative treatment, in order to prevent the persistent discharge from increasing the chances of gynecological inflammation and uterine cavity infection. In the meantime, you should drink appropriate motherwort granules to promote the discharge of bad dew, and make sure you have enough sleep.