After taking Yuktin orally, if it is within 3 days of drinking alcohol, the symptoms of nausea and vomiting will weaken the contraceptive effect of Yuktin. If it does not exceed 72h of sexual life, it is recommended to take 1 more Yutin. If more than 72h of sex, there is nothing good to do in this case, there is no remedy, you can use the early pregnancy test paper to detect about 15 days of sex. If there is no pregnancy then it is safe, if in case of pregnancy, you can delay your period for about 10 days to do pelvic ultrasound, if it is determined to be intrauterine pregnancy, you can choose a drug abortion or abortion. Yutin belongs to the emergency contraceptive pill, the efficiency of contraception is relatively high, reaching 98%. But the need to strictly follow the requirements of Yuktin oral medication, so that the contraceptive effect is good, 2 hours before and after the oral Yuktin need to fasting, 1 week after the oral Yuktin, do not eat spicy, stimulating food.