Women can take Tenofovir during the preparation for pregnancy, the preparation is not really pregnant, so taking Tenofovir during the preparation will not affect the fetus. It is not recommended to take Tenofovir if you are pregnant, unless your condition requires it, but it is recommended to take Tenofovir under the supervision of a doctor. Tenofovir is also not recommended if you are breastfeeding, and you should ask to stop breastfeeding if your condition requires tenofovir treatment. During the preparation for pregnancy, women must pay attention to a reasonable diet, eat more food rich in high-quality protein, but also maintain a good state of mind. Because bad mood will lead to endocrine disorders, endocrine disorders may affect the menstrual cycle, there may be ovulation disorders.