It is not recommended to take emergency contraceptive pills after drinking alcohol, a small amount of alcohol can be taken after 2 hours, a large amount of alcohol do not take contraceptive pills after drinking alcohol, it will affect the metabolism of the drug and the effect of contraceptive failure, it is recommended that the alcohol metabolism and then take. Emergency contraceptive pills are usually taken within 72 hours after unprotected sex or contraceptive failure, such as levonorgestrel tablets. If used correctly, the contraceptive effect can reach 96%. The disadvantages are high hormone doses and side effects, such as vaginal bleeding, and they are not a substitute for regular contraception. It is not recommended to take the drug after drinking alcohol, as alcohol may affect the metabolism and efficacy of the drug, leading to contraceptive failure. Oral contraceptives need to be taken on an empty stomach, preferably for two hours before and after taking them to ensure optimal efficacy of the drug. Do not drink alcohol while taking the pill. Small amounts of alcohol can be taken after 2 hours, while large amounts of alcohol are recommended to be taken after the alcohol has been metabolized. Taking emergency contraceptive pills is recommended to be used under the guidance of a doctor to avoid blind use of the drug, patients with major diseases, gynecological tumors, blood diseases, etc. are not recommended to use contraceptive pills.