The sensitivity of Yutin early pregnancy test paper is still very high, if it is 35 days after menopause you can use the morning urine for early pregnancy test, the positive rate will be higher, it is also recommended not to drink too much water 2 hours before keeping urine, so as not to cause dilution of urine, which will lead to false negative results. In addition, before testing, it is important to know whether the wrapping paper is damaged, contaminated or damp, which may clinically affect the positive result, so special attention should be paid. If the test is negative, and if you have not had your period for 5 days, use the morning urine to do the test again, there is a possibility that ovulation may be delayed, and the first test may be too early to detect it.