how long should you wait to take a pregnancy test after spotting?
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If you are pregnant, your body needs time to develop detectable levels of HCG. This typically takes seven to 12 days after successful implantation of an egg. You may receive an inaccurate result if the test is taken too early in your cycle. Here are some signs that you should take a pregnancy test.
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Blood pregnancy tests used by doctors Your doctor can give you a blood pregnancy test as early as 11–14 days after ovulation. To perform a blood pregnancy test, the doctor draws blood from a vein in your arm. This blood is sent to a laboratory for testing.
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Blood pregnancy tests (6-14 days) They can detect this hormone in low quantities and tell you if you're pregnant sooner than a home test. Depending on a woman's cycle, a blood test can detect pregnancy between 6 and 14 days after conception and is considered by doctors to be 99% accurate.
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“You can take a home pregnancy test,” says Dr. Hou. But since implantation happens 1-2 weeks after ovulation, it may be too early to get an accurate reading. It's better to wait about a week after implantation when levels of the hCG will be high enough to detect.
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You can take a pregnancy test about two weeks after your estimated ovulation day, but the earlier you take a test the less accurate it may be and some brands are more sensitive than others (1). You should probably take a pregnancy test or contact your healthcare provider if your period is nine or more days late.
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If you're still not sure about the result, you wait until the day of your expected period to test, or test again in three days' time if you've missed your period, with a pregnancy test from a reliable brand and follow the instructions carefully.
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Pregnancy tests are most reliable from the first day of your missed period, although some tests can be used as early as 4 or 5 days before your period is due. Check the packaging of your test to find out when it can be used.
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If you've had sex without a condom or birth control recently and you're worried you might be pregnant, the earliest you can take a pregnancy test (and have it be accurate) is 2-3 weeks after sex.
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Do not test earlier than 12 – 14 days after ovulation. If you don't know when you ovulated, wait until the day your period is due. Testing too late. If you test after the first few weeks of pregnancy, something called the hook effect can create a false negative pregnancy test.
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You should be advised to take a home pregnancy test after 3 weeks. If the test shows you're still pregnant, you may need to have further tests. If the pain and bleeding have not started within 7 to 14 days or are continuing or getting worse, this could mean the miscarriage has not begun or has not finished.
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“If you don't know when your next period is due, you should do the test at least 21 days after you last had unprotected sex”. The reason for this is that the hormone that pregnancy tests detect (hCG – human chorionic gonadotrophin) begins to be produced only 6 days after fertilisation.
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Follow your clinic's instructions and wait at least 14 days post-IUI before taking a test. Many clinics will schedule you for a pregnancy blood test at the 14-day mark. A blood test can detect lower levels of hCG and is considered even more accurate than urine tests.
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If you are still unsure of your result, you should wait at least 3 days before testing again, taking care to follow instructions. For your result to be 'Pregnant' (positive) there must be a blue line in the control window and a '+' symbol in the result window within 10 minutes of performing the test.
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It's recommended to take a urine pregnancy test after your missed period. If you're eager to know if you are pregnant before that — like on 12 DPO — a blood test to detect hCG will be more accurate.
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If you get a negative test result and you think you are still pregnant – take another test on the day you expect your period. If your period is overdue, test again three days later. If you are still unsure, see your doctor.
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It can be tricky figuring out when to take a pregnancy test if you haven't been having a regular period. If you've had sex without a condom or birth control recently and you're worried you might be pregnant, the earliest you can take a pregnancy test (and have it be accurate) is 2-3 weeks after sex.
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3 weeks later It's best to wait three two weeks after having unprotected sex before you take a pregnancy test, or from the first day of your missed period. If you take it before then, your body may not have had enough time to build up the hCG hormone, which is how pregnancy tests detect pregnancy.