The leucorrhea of pregnancy is green, considered to be caused by trichomonas vaginalis or gonorrhea, need to improve the relevant examination, and then symptomatic treatment: 1, trichomonas vaginalis: after pregnancy due to changes in the body hormone level, vaginal acidity changes easily lead to pathogenic infection, trichomonas vaginalis mainly with trichomonas vaginalis as the main pathogen, can appear increased vaginal discharge and vulvar itching, the typical characteristics of the discharge is thin, foamy, odorous, grayish yellow-green, foamy. The discharge is typically thin, foamy, odorous, grayish-yellow-green, and frothy. You need to go to the hospital in time and cooperate with the doctor to do routine examination of the leucorrhoea, you can use metronidazole effervescent tablets or metronidazole tablets vaginal administration treatment under the guidance of the doctor, and you can stop the treatment after determining the cure; 2. Gonorrhea: caused by Neisseria gonorrhoeae, a sexually transmitted disease with the main manifestation of septic infection of the genitourinary system, manifested as lower abdominal cramps, back pain, more leucorrhoea, yellow or green pus, often accompanied by Pain during urination, increased frequency of urination, can be treated with cephalosporin antibiotics under the guidance of a doctor. In daily life, you should pay attention to keep your vulva clean and dry, wear loose, cotton underwear, change and wash regularly, prohibit tub baths and sitz baths, eat a light diet, do not eat spicy and stimulating food.