Why Don’t Early Pregnancy Tests Work?

Sometimes taking early pregnancy tests may leave you in wonder. Isn’t it? In most cases, women get false or invalid results when they take test early. The couple has so many questions about pregnancy test and their accuracy. The early pregnancy tests don’t work because, at that time, there may not be a sufficient level of the hCG in your urine that a pregnancy test can detect to confirm your pregnancy.

Why Don’t Early Pregnancy Tests Work?

Here in the article, you will get logical answers to why early pregnancy tests don’t work, how the pregnancy test work, and when you should take the pregnancy test to get the most accurate pregnancy results. Stay tuned with us till the end line of the article.

What is the Pregnancy Test?

Pregnancy Test

Taking pregnancy tests is the most convenient way to know whether you are pregnant or not. A wide range of pregnancy tests is available in the market. You can purchase it online or from any local pharmacy shop.

There are two types of pregnancy tests- urine and blood test. First, people prefer urine test as it is easy to take and you do not need any medical guidance for it. All the instructions have been given on the back side of the pack. Follow them, take the test, and the result will be in your hand within few minutes.

For the blood test, you have to book an appointment with your doctor, they will take your blood sample, and you will get to know about your pregnancy within one or two days. Most women take the urine pregnancy test at home, and if they get positive results, after they decide to visit a midwife or doctor.

How Do Pregnancy Tests Work?

Detecting the amount of hCG (human chorionic gonadotropin) in the urine is the main work of the early pregnancy tests. The hCG is only present in the pregnant woman’s body. So, based on the hCG amount, the pregnancy test tells whether you are pregnant and or not.

If you get two pink lines, it means you are pregnant. One pink line indicates you are not pregnant. If you cannot see any line or faint line on the pregnancy test window, it means the result is invalid. Possibly you didn’t follow the given instructions on the pack, which is why you got invalid results.

Why do Women Take an Early Pregnancy Tests? 

Here are the possible reasons to take an pregnancy test early :

Birth Control Failure

When women do not intend to conceive, but for any reason, they miss their period, they take the pregnancy test early to make a better decision about their pregnancy.

Pregnancy Lifestyle Changes

Women want to take pregnancy tests early to opt for a pregnancy lifestyle such as taking healthy food, avoiding alcohol, taking prenatal vitamins, and so on. Sometimes when you take an early pregnancy tests, you get negative results, but still, you have doubt you are pregnant. Then retake the pregnancy test after missing your periods; meanwhile, take a healthy diet and other precautions necessary for the fetus’s growth.

The sensitive tests on the market can give you a positive result four to five days before your period is due. You don’t need to wait until you get missed your periods or feel the pregnancy symptoms. However, these pregnancy tests have significant chances of getting false results. 

Early Pregnancy Tests Don’t Work: Why?

Early Pregnancy Tests

Pregnancy tests indicate pregnancy by detecting the amount of hCG in your urine, but hCG starts to build up between 6 to 12 days after fertilization this is why early pregnancy tests doesn’t work or show you false results.

A pregnancy test can show results only based on the amount of hCG, but in early pregnancy, the pregnant lady has no detectable amount of hCG. In that case, there are higher chances of getting false results.

 If you take an early pregnancy tests and get negative results, then also you may be pregnant, and there are chances to get positive results when you retake the test after missing your periods. An pregnancy test early can be beneficial for some women but can cause stress for other women. Anxiety is one of the biggest drawbacks of the early pregnancy tests that can affect the woman’s health too.

When Is It Too Early To Test For Pregnancy?

If you are taking a pregnancy before you miss your periods, you are getting an early pregnancy tests. And there are higher chances of getting false pregnancy test results. Medical experts suggest having a pregnancy test after missing your periods.

How Soon Can You Take a Pregnancy Test? 

The detectable hCG production takes 7 to 10 days after fertilization, so you have to wait for at least 14 days to get the most accurate pregnancy results. If you suspect you are pregnant, wait until your period gets missed.

If you get negative results but don’t get your periods at the expected date, then wait for one more week then retake your pregnancy test. Still, if you get a negative result, contact your health care professional to find out the exact reason for missed periods.


Most women take early pregnancy tests but find themselves muddling up with the results. The early pregnancy tests are not much accurate as, at that time, there is not enough hCG in the woman’s body that a pregnancy test can detect. Taking a pregnancy test after a missed period is always recommended to get the most accurate pregnancy results.

Visit your healthcare provider if you are muddling up with the pregnancy test results. They may recommend a blood test to detect your pregnancy. If you get positive results, you are pregnant while taking an early pregnancy test. But you should retake the pregnancy test after a missed period to get more sure about your pregnancy. Still, you get positive pregnancy results; Congrats! You are pregnant. Now, book an appointment and visit your healthcare provider to learn about prenatal care. If you get a negative early pregnancy test result, you should take another pregnancy test after a missed period, as there is a low level of hCG in some women that the pregnancy test can’t detect. So, don’t lose hope you may get pregnant.

FAQ’s: Early Pregnancy Tests Work

Women have many questions about the early pregnancy tests, and I have given below some of them to clear your vision more about taking a pregnancy test early.

Q. What are the pros of early pregnancy testing?

A. Here are the pros of taking pregnancy tests early:
1) Useful in case of birth control failure
2) Allows you to opt for prenatal lifestyle changes

Q. What are the cons of early pregnancy testing?

A. Here are the cons of taking pregnancy tests early:
1) Get false pregnancy results
2) Can cause anxiety
3) Higher chances of getting a chemical pregnancy test

Q. What are the possible reasons for late periods rather than pregnancy?

A. The possible reasons for late periods are hormonal imbalance, scar tissue in the uterine lining, Problems with hypothalamus or pituitary glands, etc.

Q. Why do early pregnancy tests not work for me?

A. You may be pregnant, but your body has not enough hCG that is detectable for the pregnancy test. You should retake the pregnancy test after a missed period to get the correct pregnancy test results.

Q. Why am I not getting a positive pregnancy test?

A. The hCG level is so low in your urine that a pregnancy test can’t detect it to confirm your pregnancy. Visit your healthcare provider. They may suggest a blood test or another test to verify your pregnancy.

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