After pregnancy, the underwear is more yellow, the leukorrhea may be relatively more, with a foul smell, the main consideration is that there are inflammatory diseases of the vagina, the patient may be accompanied by local itching or redness and swelling discomfort, the main consideration is that it is anaerobic bacterial infections, the patient must be careful with the use of medication after pregnancy. Therefore, it is recommended that the patient first do gynecological internal examination, and at the same time take the leukorrhea to do laboratory tests to determine the type of inflammation, and then choose the appropriate drugs for treatment. If there is no specific bacterial infection, patients can choose to use broad-spectrum antibiotics, such as nifurtimox, for treatment. Nifurtimox has vaginal release and oral medication, and both can be used together. Vaginal medication is chosen to be released every night before bedtime and used continuously for 7-10 days, along with oral medication.