Levonorgestrel ethinyl estradiol tablets are long-acting contraceptives, this long-acting contraceptive pill will have a better contraceptive effect after oral intake, but before taking the drug to rule out the possibility of contraindications, for example, if there is a tendency to thrombosis, high blood pressure, diabetes patients are not allowed to take this long-acting contraceptive pill to give contraception. This contraceptive pill is mainly metabolized by the liver, so if continuous use of the drug for more than six months, it is recommended to do a liver function test, if the test found that the liver function has been damaged, it is recommended to consider stopping the use of long-acting contraceptive pills to give contraception, but long-acting contraceptive pills in the process of taking, if the sudden stopping of the drug may lead to the possibility of massive bleeding, so found that the liver function abnormality can be changed to a short-acting contraceptive pill, and then take another three months. So if you find abnormal liver function, you can switch to short-acting birth control pills and take them for another three months before considering stopping them, and during the period of taking short-acting birth control pills, you should actively give hepatoprotective treatment.