Nausea is mainly caused by the side effects of Eusebio, because the main components of Eusebio are estrogen and progestin, due to individual differences, some people will have this corresponding side effect after taking it, you can take oral vitamin B6 half an hour before taking Eusebio, and then take Eusebio, so that the symptoms of nausea will be relieved. If severe nausea and vomiting cannot be relieved by oral vitamin B6, such patients should not take eusebio for contraception and can use other contraceptive methods such as IUDs or condoms for contraception. If the purpose of taking Eusebio is to regulate menstruation, it is recommended to use other methods to regulate it.