Contraceptive pills usually consist of estrogen and progestin. If you take the pill and your leucorrhea looks like snot, if there is no irritating smell, it may be normal physiological leucorrhea, or it may be an adverse reaction after taking the pill, whose adverse reactions mainly include increased leucorrhea, menstrual disorders, etc. If there are no other uncomfortable symptoms, there is usually no need to worry. If the leucorrhea looks like pus, it may be caused by bacterial vaginitis, vulvovaginal pseudofilamentous candidiasis, cervicitis and other gynecological inflammation, it is recommended to seek medical attention to clarify the specific cause and treatment. 1, bacterial vaginitis: usually caused by vaginal Gatnerella and other pathogenic bacteria infection, often manifested as taking the pill, leucorrhea looks like pus or paste, and accompanied by a certain itching feeling and burning sensation. You should keep your vulva clean and dry, and change your underwear in time. In addition, you can also take metronidazole, metronidazole and other drugs as prescribed by the doctor, or local application of metronidazole suppositories for treatment; 2, vulvovaginal pseudofilamentous candidiasis: usually caused by Candida albicans infection, often manifested as leucorrhea like tofu sludge-like or thick pus nasal, and accompanied by a certain itching sensation. Since taking birth control pills may change the acidic environment in the vagina, which in turn leads to the proliferation of Candida, thus causing the above mentioned uncomfortable symptoms. You can take levofloxacin, cefixime, or local application of clotrimazole plugs and other drugs for treatment; 3, cervicitis: after taking birth control pills, the body’s hormone level changes, if you have unclean sex, resulting in damage to the cervix, it may lead to further inflammation, the symptoms of the leucorrhea like snot. You should pay more attention to the cleanliness of the vulva area, and if necessary, you can take azithromycin, tetracycline and other drugs as prescribed by the doctor for treatment.