The ovulation test paper may get darker and darker after the fertilization of pregnancy, but the results of the monitoring are not very meaningful. Ovulation test paper is mainly to detect the body’s luteinizing hormone, luteinizing hormone increased ovulation test paper color will gradually deepen, after the fertilization of pregnancy ovarian ovulation will be suspended, but after pregnancy luteinizing hormone may continue to increase in the state, ovulation test paper test may be more and more dark. The case has been pregnant and fertilized there is no need to use ovulation test paper, there is no significance of judgment of women after pregnancy, want to use test paper to determine whether women are pregnant, you can choose the early pregnancy test paper, can monitor the HCG concentration in the urine, to determine whether the woman is pregnant. If you can’t confirm whether you’re pregnant or not, you can go to the hospital for a clear examination. After determining the pregnancy to continue the pregnancy to do a good job at all times of pregnancy and obstetrics, found that there are abnormalities can also be dealt with in a timely manner.