Do I need to fast for a pregnancy test?

There is no need to fast for early pregnancy blood tests, because blood tests for pregnancy are tests of venous blood. Whether you eat or drink water will not have much impact on the test results. Of course, you should also pay attention to some matters before the test, such as adjusting your mentality, not being nervous or depressed, and not doing strenuous exercise before the test. This can ensure the accuracy of the test.

1. Before taking a blood test, you should pay attention to adjusting your mood, keeping yourself in a relaxed and good mood, and psychologically avoid tension and anxiety.

2. Avoid strenuous exercise before the examination and just maintain a normal amount of activity.

3. Before taking the HCG blood test, you should maintain a reasonable schedule and avoid staying up late, so as to avoid inaccurate test results.

Both blood test and urine test are used to detect the content of HCG hormone, but one is a blood test and the other is a urine test. Usually, the syncytial trophoblast will secrete HCG hormone 6 days after a woman becomes pregnant, which will cause the HCG hormone levels in the blood and urine to begin to increase.

Best time for urine test

If the menstruation is regular, to determine whether a woman is pregnant, it is recommended to have a urine test more than 7 days after the menstruation is obviously amenorrhea. Usually, a urine test can accurately detect pregnancy one week after the menstruation is amenorrhea.

Best time for blood test

The time for HCG blood test is earlier than that for urine test. Generally speaking, the blood test can be performed one to two days after a woman's menopause. The best time to do a blood test is 8-10 days after sexual intercourse. Because the HCG content in the blood is higher at this time, the test is more accurate.

Other advantages of blood tests

In addition, blood tests can not only detect whether a woman is pregnant, but also help doctors clinically determine the development of the fetus and the physical condition of the pregnant woman. For example, it can detect multiple pregnancies, hydatidiform moles, fetal abnormalities, ectopic pregnancies, certain endocrine diseases or tumors, and other diseases. By combining the HCG content in the blood with clinical diagnosis and other test results, doctors can often make a more correct judgment through comprehensive analysis. Therefore, blood pregnancy tests are widely used in clinical practice.