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Doctor insights on: How Soon Can I Take A Urine Pregnancy Test

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Urine (Definition)

Urine is the product of the kidneys, which is produced to eliminate the waste products of metabolism, manage body fluid balance, &maintain acid-base balance. The blood is first filtered by the kidneys, and the composition of the resulting fluid is then altered depending on the body's needs. It is composed of mostly water, and breakdown products from blood cells impart ...Read more


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I had sex two weeks ago, my period is due in two more days. can I take a urine pregnancy test now? and will it be accurate?

I had sex two weeks ago, my period is due in two more days. can I take a urine pregnancy test now? and will it be accurate?

Patience: A urine pregnancy test, done correctly, gives a reliable result 3 weeks after sex (3 weeks after when conception might have occurred), or 1 week after missing a period. If done sooner, a positive result is likely real, but a negative result may be due to testing too soon, and thus lead to a repeat test. If a woman gets her normal regular period, then she is not pregnant, and a test is not needed. ...Read more

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How accurate is a blood pregnancy test 18 days after encounter? Should i take a urine test next week to be absolutely sure?

How accurate is a blood pregnancy test 18 days after encounter? Should i take a urine test next week to be absolutely sure?

Be patient: Wait until a week or so after you miss your period, then check. The pregnancy tests, both serum and urine are very sensitive and work well, so generally if negative, then they're negative. If you miss a second period in a row, check again, then if negative, get gyn eval for abnormal secondary amenorrhea work up. Good luck. ...Read more

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How long does it take for a home urine pregnancy test to be accurate?

How long does it take for a home urine pregnancy test to be accurate?

Varies: Pregnancy tests will be positive depending on how sensitive they are to the HCG hormone. Implantation occurs seven to nine days after fertilization. Hcg hormone starts to be produced and can be measured a few days after implantation. ...Read more

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What does it mean when you take a pregnancy test and the positive line shows up, but it doesn't get darker until the urine starts drying up in thetime

What does it mean when you take a pregnancy test and the positive line shows up, but it doesn't get darker until the urine starts drying up in thetime

Better concentration: Initial effects is due to diluted effects of hcg, as urine dry up the concentration of hormone effects increases with darken positive line. ...Read more

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Is it necesšary to take the pregnancy test at home with the early morning urine or is any of the day fine ?

Is it necesšary to take the pregnancy test at home with the early morning urine or is any of the day fine ?

No Random urine OK: A random urine sample can be used for testing because HCG production is not circadian, and a low urine specific gravity does not appear to alter the sensitivity of detecting hcg, unless the test used has a high threshold for HCG positivity or the urine specimen is extremely dilute. ...Read more

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How long does it take hCG to build up in order to get a positive urine pregnancy test ? How many days ?

How long does it take hCG to build up in order to get a positive urine pregnancy test ? How many days ?

Take a test: Home pregnancy tests are very accurate. They are the same tests used in a doctors office. They can detect a pregnancy 7-10 days after conception. The best time to take one is when you miss your period. If you doubt the result you can repeat it in 1-2 days. If you were pregnant the hormone level would rise enough for detection. ...Read more

Dr. Jeffrey Stevens
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Pregnancy (Definition)

When your due date arrives, you will be more than ready to have your baby! Most women deliver the baby somewhere between 37 and 42 weeks. According to the American College of Obstetricians and Gynecologists, only 5% of babies arrive on the exact due date. Approximately 7% of babies are not delivered by 42 weeks, and when that happens, it is referred to ...Read more


Dr. Stephen Sudler
482 doctors shared insights

Pregnancy Test (Definition)

A pregnancy test measures a hormone called human chorionic gonadotropin (HCG). HCG is a hormone produced during pregnancy. It appears in the blood and urine of pregnant women as early as ...Read more