How long after sex can I use a test strip to detect pregnancy

Couples who are preparing for pregnancy all hope to get pregnant quickly. The mood during the preparation period is urgent, so many couples can't wait to test after having sex. Generally speaking, the probability of pregnancy during the safe period will be higher, but it will take some time to test whether the pregnancy is confirmed. So how long does it usually take after having sex to detect pregnancy using a test strip?

Under normal circumstances, you can use the test paper to detect pregnancy within 7 to 10 days. After the pregnancy test paper shows two bars, you can see a doctor for a blood test to confirm.

There are several common pregnancy test methods:

Work experience pregnancy test

1. Is the menstrual period normal? This trick is more effective for female friends with relatively regular menstrual periods. When a woman's menstruation is delayed for more than 10 days, she can consider whether she is pregnant.

2. Early pregnancy reactions occur. Most women will experience early pregnancy reactions such as vomiting, dizziness, constant sleepiness, strong urge to urinate, and breast pain around 40 days of pregnancy. If this happens for no reason after sexual intercourse, female friends should be careful about whether they are pregnant.

Scientific research on pregnancy test

1. Use pregnancy test paper to test pregnancy. After a woman's menstruation is delayed for 7 days, the early pregnancy test paper can produce the test results. Two red lines mean pregnancy, otherwise it means no pregnancy. It is recommended that female friends use morning urine for testing, as the actual effect will be more accurate. However, test results sometimes vary from person to person.

2. Blood test. About 10 days after having sex, women can go to the hospital to check HCG (human chorionic gonadotropin). This result can allow the defendant to know whether she is pregnant more quickly.

3. Urine test. The urine sample for urine test usually requires collecting morning urine, and then checking the human chorionic gonadotropin in the urine to determine whether you are pregnant.

4. Confirmed by B-ultrasound. Around the fifth week of pregnancy, B-ultrasound can show a pregnancy ring in the woman's uterus, with a dark area of ​​amniotic fluid inside the ring, and a rhythmic fetal heartbeat can be seen.