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Doctor insights on: Likelihood Of False Negative Pregnancy Test

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Dr. Thomas Fiala
11 doctors shared insights

Pregnancy (Definition)

If you're pregnant or planning to get pregnant, there are many things you can do to give your baby a healthy start: Regular prenatal visits along with laboratory testing, ultrasounds, prenatal vitamins and immunizations (like the flu shot and whopping cough booster). Now's the time to eat healthy, stay hydrated, and ...Read more


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What are the chances of a false negative pregnancy test I've been having a lot of symptoms took a test and it said negative ?

What are the chances of a false negative pregnancy test I've been having a lot of symptoms took a test and it said negative ?

Possible if early: A false negative pregnancy test is possible if the test was done too early or the test is beyond its expiration date. Wait for 3-5 days and do a repeat test using your first morning urine. If it is still negative, there is another cause for your symptoms. Hope this helps. ...Read more

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What are the chances of getting a false negative pregnancy test?

What are the chances of getting a false negative pregnancy test?

Rare: If you do a pregnancy test accurately and at the right time, the chance of a false negative test is less than 1%. It is important to do it when you have missed your period. Doing it too early, is the most common reason for a false negative pregnancy test. ...Read more

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What is the probability of a false negative pregnancy test?

See below: When done in accordance with manufacturer's direction, both sensitivity and specificity are high. ...Read more

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How often could a false negative pregnancy test occur?

Not often: Pregnancy tests are quite accurate. A pregnancy test should be accurate by about 12 days after your ovulation, so by the time your period is late the test should be accurate. ...Read more

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Any medications or illnesses that can cause a "false negative" pregnancy test?

Any medications or illnesses that can cause a "false negative" pregnancy test?

HCG: There are some medications that can cause a positive pregnancy test and there are some medical conditions that can also turn a positive pregnancy test without actually being pregnant. Please see your obgyn asap. ...Read more

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Can to much urine cause a false negative pregnancy test?

Can to much urine cause a false negative pregnancy test?

Unlikely: This would only be possible of the HCG level in your blood was very low. Once you miss your period, the HCG level in your blood should be high enough that the amount of urine won't matter. Of course, if you are worried, you can repeat the test in a few days. Best wishes! ...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