If you take the test too soon after conceiving, it might say youre not pregnant when you really are. Before buying a home pregnancy test, check to make sure it hasnt expired. Schmid BC, et al. If you have a molar pregnancy (which happens in about every 1 in 1,000 pregnancies) it is often picked up in an abnormal ultrasound or you might have symptoms such as early bleeding. Bleeding and pain in early pregnancy need to be evaluated by a medical professional immediately. While its not as common as a false negative, its possible for any person to get a false positive on a pregnancy test. Management of nonpregnant women with elevated human chorionic gonadotropin. Some at-home tests show two lines when hCG is detected and one line when hCG isnt detected. An ectopic pregnancy happens when a fertilized egg ends up growing outside the uterususually in a fallopian tubeinstead of inside the uterus7. Because hCG is the hormone tested by pregnancy test, taking the drug will yield a false positive result in both blood and urine. "The longer you wait, the more likely you are to detect the pregnancy, Dr. Williams says. Ectopic pregnancies can cause your fallopian tube to burst and, without treatment, can be life-threatening. Leaving the dipstick in your urine stream for the exact amount of time allotted is also important. Test for pregnancy before this timeframe and your levels might still not be back at your pre-pregnancy range, which means you could potentially notice a positive test, which would likely be a false positive. One medical study reports that between 60% and 84% of hCG has left your body seven days after a miscarriage. Parkinsons disease medications When it comes to getting a false positive pregnancy test result, the experience can be deeply upsetting, particularly for anyone who has had a difficult time getting pregnant or is actively hoping to get pregnant (or both). However, PCOS is not the culprit if you get one of these rarities. So, what is a false-positive pregnancy test and why does it happen? At-home pregnancy tests arent foolproof. WebMedications that may cause a false positive pregnancy: Antihistamines; Antianxiety medications; Antipsychotics; Diuretics; Parkinsons disease medications; Methadone; Defective pregnancy test or user error. Working one-on-one with a therapist, family member, or trusted friend can also be beneficial. Some potential causes include: Early miscarriage or chemical pregnancy All Rights Reserved. Some tests use plus and minus signs. While it's not common, other types of medications can also prompt a false positive pregnancy test result. Its made with the leaves of the same plant that cocaine comes from. 2. False-positive urine pregnancy test due to leukocyte interference. 1. https://www.mayoclinic.org/healthy-lifestyle/getting-pregnant/in-depth/home-pregnancy-tests/art-20047940/ Consulted on: Apr 2nd/2018 So, if you take a pregnancy test too soon after getting the trigger shotbefore the synthetic hCG has cleared from your bodyyou may get a false positive. She received a double B.A. As Ina Garten would say, "How easy is that?" When used in the IVF or IUI setting, the LH component can also trigger a false positive result but for different reasons. You might want to take the answer with a grain of salt. Mental health experts say these can sometimes be easy to miss. False-positive results for methadone, opioids, phencyclidine, barbiturates, cannabinoids, and benzodiazepines were also reported in patients taking commonly used medications. Pregnancy tests measure levels of human chorionic gonadotropin (hCG) in the blood or urine. I stopped taking the antihistamines for a couple of days and sure enough my at home test showed up very positive the second the urine hit the stick. But it's understandable if you're a little fuzzy on the details of what these devices actually look for to identify a pregnancy. Nearly 25 to 30 percent of early positive pregnancy tests do not progress normally, estimates Dr. Knopman. This is before the placenta is formed and functional around week 12. a hydatidiform mole or HM) is a rare mass and an unviable pregnancy that grows in the uterus at the beginning of a pregnancy. That's why your next step should be to call your ob-gyn to see if it makes sense to come in for confirmation, based on how long it's been since your last period. Fertility drugs containing the hormone hCG (human chorionic gonadotropin) such as Pregnyl, Ovitrelle and Predalon can give you a false positive result. People who have a chemical pregnancy often experience bleeding (when they miscarry) right around the time of their expected period, which is why its easy to assume you just had a false positive test result. These include: A positive at-home pregnancy test result should always be followed up with a doctors appointment. Rifampin, which treats tuberculosis, might show up as opiates in some rapid urine screens. A random google test confirmed her statement. The best thing to do when youve gotten a positive result is to contact your doctor. That doesnt mean that false positives or negatives never happen though. You may continue to test positive for pregnancy following the loss of a pregnancy, either through miscarriage or abortion. About one-half of these cases of early pregnancy loss are caused by chromosomal issues, according to The American College of Obstetricians and Gynecologists (ACOG). 2023. False positive results are uncommon on pregnancy tests; false negatives are much more common. Most miscarriages occur in the first 13 weeks of pregnancy5. Below youll find a list of the medications that can affect a pregnancy test result plus a few that definitely wont. Youll want to use a timer again while you wait for your results. The pregnancy test is expired. Which can save you some Is that one line or two? Evaporation lines may show up on a test you view after your urine has evaporated completely. Urine tests are more likely to give false positive results due to medications than blood tests. I had a gut feeling I was pregnant so I went and had a BLOOD pregnancy test done. Ectopic pregnancies usually happen if a fertilized egg gets stuck in a fallopian tube during its journey to the uterus. BFP 4/13/13, blighted ovum discovered 6/6/13, m/c 6/8/13. What medications can cause a false positive pregnancy test? Our website is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Can You Measure hCG Levels in Your Urine? What is a pregnancy test? Its important to follow package directions exactly. Sometimes a fertilized egg can implant itself outside of the main cavity of the uterus, which causes an ectopic pregnancy. Thankfully, experts note that false positive pregnancy tests are rare. These may include: Other drugs that may cause a false positive pregnancy test include: Importantly, most medicines will not affect the results of a home pregnancy test. So I started researching online. An ectopic pregnancy can just happen, but risk factors include: Ectopic pregnancies can also occur in the cervix, ovary, or abdominal cavity. Heres how to tell. Quetiapine, which treats schizophrenia and bipolar disorder, can wrongly show that you have methadone in your urine. Here's How to Be Mindful About Drinking Year-Round. Pregnancy tests measure levels of human chorionic gonadotropin (hCG) in the blood or urine. All rights reserved. Has this occurred with any of you? Home pregnancy tests are inexpensive, private and quite reliable, Dr. Emery adds. You Tackled the First Day of School Now What? If hCG is not present, the test will say you aren't pregnant. The latter is an older tranquilizer drug thats often found in people who overdose on opioids. This can cause hCG levels to remain elevated, among other more worrisome symptoms such as ongoing bleeding or fever. An ectopic pregnancy is a medical emergency. Phentermine could raise a false red flag in your drug screen if you dont have a medical reason for taking amphetamines. If hCG is present, you should get a positive test result when you pee on a stick. If you get a positive result, you can wait a couple of days and use the second test. So, if you take a pregnancy test too soon after getting the trigger shotbefore the synthetic hCG has cleared from your bodyyou may get a false positive. The hormone can remain in your blood and urine for up to 6 weeks following the end of the pregnancy. This beverage is a popular folk remedy in Peru and elsewhere in South America. Some potential causes include: Early miscarriage or chemical pregnancy An untreated ectopic pregnancy can be a medical emergency. When you get pregnant, your body produces a hormone called human chorionic gonadotropin, or hCG. Ad Choices. American Addiction Centers: Whats An Amphetamine? However, it could be that you were pregnant but miscarried very early on. It is possible to get a positive result when youre not actually pregnant, which is called a false-positive. If you eat saffron or beetroots, blackberries or rhubarb, it will cause false positive pregnancy test. The material on this site may not be reproduced, distributed, transmitted, cached or otherwise used, except with the prior written permission of Cond Nast. A poppy seed bagel, for example, might make you test positive for both of those opioids for up to a whole day after you eat it. Some medications may create a false positive pregnancy test result as well. We do not endorse non-Cleveland Clinic products or services. It can relieve coughs and runny noses. Before buying a home pregnancy test, check to make sure it hasnt expired. But theyre not impossible. Goldstein J, et al. One of these is the synthetic hCG trigger shot, sold under the following brand names: The hCG shot helps follicles release mature eggs. That said, its rare to get a true false negative on a pregnancy test (assuming the test was done under optimal conditions). Discover the best time to be tested for HIV. This can happen for many reasons. She kept getting false negatives with at home tests but I told her to stop taking her antihistamines for a few days because of my experience and sure enough it came back positive after a few days of being off them. Cannabidiol (CBD) comes from the hemp plant, a relative of the Cannabissativa plant that produces marijuana. But hCG levels start out very low and increase over time. The good news is theyre rare. 2023 Cond Nast. The faulty test result could happen for several days after you quit your antidepressant. Women ages 35 and older who have been trying unsuccessfully to get pregnant for 6 months are recommended to seek an infertility evaluation. I'm on CD26 and DPO 13. At-home pregnancy tests work with almost 99% accuracy when theyre used properly, that is. Home pregnancy tests look for that hormone in your urine. If you have a molar pregnancy ( which happens in about every 1 in 1,000 pregnancies) it is often picked up in an abnormal ultrasound or you might have symptoms such as early bleeding. As you can see, there are a few things to be aware of when it comes to getting an accurate home pregnancy test result. Its important to read and follow the test instructions carefully. Subscribe to Drugs.com newsletters for the latest medication news, new drug approvals, alerts and updates. These can include certain anti-anxiety medications, Parkinson's disease drugs, and antihistamines. Their results are considered reliable, especially when you wait for at least a week after you miss your period to use one. Rachel Gurevich is a fertility advocate, author, and recipient of The Hope Award for Achievement, from Resolve: The National Infertility Association. All Rights Reserved. A molar pregnancy (a.k.a. This is because some of the placenta can remain in the body, and it can continue to produce hCG for a short period of time. If you hang out often with someone who puffs on pot, your urine could have traces of THC. Its chemically similar to amphetamines, a stimulant used to treat ADHD and as a study aid to stay awake. In other words, years ago, a pregnancy test might not show as positive until after you miss your period, but now (as youve likely seen in many pregnancy test commercials) you can get a positive result a few days before you even miss your period. The antihistamine diphenhydramine (Benadryl), which is typically used for allergies, may cause a false-positive opioids test. Read below to learn more about each of these scenarios. Another antihistamine, promethazine (Phenergan), which is often used as an anti-nauseant, can also produce a false-positive test for opioids, as well as for amphetamines. Cleveland Clinic 1995-2023. All rights reserved. Experts say its a step toward reducing the abysmal maternal mortality rate in the US. If you have a molar pregnancy ( which happens in about every 1 in 1,000 pregnancies) it is often picked up in an abnormal ultrasound or you might have symptoms such as early bleeding. "Unfortunately, this wasnt a healthy pregnancy." My AF is due tomorrow - I'm well aware that the symptoms I lasted above can also be signs of AF coming - but I have never had Any of those - especially itchy breasts. So if you use anything with ethyl alcohol, your breath, blood, or urine sample might get flagged for possible signs of drinking. First off, dont panic. "But it just might be the result of the fertility medication that they took. A random google search also told me that I can get pregnant from sperm left on a toilet seat. Whether youre focused on moderation or full-on sobriety, these tips can help. Several of these medications for mental disorders can lead to false positive tests. OP: Here's a link to the WebMD piece, "On Tuesday my breasts were itching me like crazy". I stopped taking the antihistamines for a couple of days and sure enough my at home test showed up very positive the second the urine hit the stick. Consider setting a timer on a stopwatch or your phone. The hormone can remain in your blood and urine for up to six weeks after a pregnancy ends. And I'm spotting - but it's very brown and creamy, sorry if tmi - I am also on a daily antihistamine due to my asthma and allergy issues and was just told by a dear friend that antihistamines can cause false negatives and I should get a blood test. The second most common reason Dr. Abdur-Rahman's patients get false positives is because the test is expired, he says. Dr. Emery explains when and why a pregnancy test might give a false positive and what you can do to make sure the stick doesnt lie. These include: molar pregnancy; rare antibodies; hydroxychloroquine (HCQ) injections; chemotherapy A non-pregnant woman with elevated beta-HCG: A case of para-neoplastic syndrome in ovarian cancer. If it has, the chemical used to detect hCG may not work. The material on this website is provided for educational purposes only and is not to be used for medical advice, diagnosis or treatment, or in place of therapy or medical care. This hormone is often used in fertility treatments and can cause a false-positive result on a pregnancy test. Diphenhydramine also may show up as PCP, an illegal hallucinogenic that is one of five types of drugs that applicants for all federal and many private-sector jobs are screened for. Home pregnancy tests work by detecting the presence of the pregnancy hormone hCG in your urine. Rarely, certain medical conditions can cause a home pregnancy test to give a false positive. Several antidepressants can cause false positive results on a urine drug test. (2013). Select one or more newsletters to continue. Usually, you will have a heavy period soon after your period is normally due. Antihistamines Home pregnancy tests arent especially hard to use. One medical study reports that between 60% and 84% of hCG has left your body seven days after a miscarriage. I still knew in my gut something was wrong. ), 2. And even after treatment for your ectopic pregnancy (which can include medication or surgery), you may see a false positive pregnancy test result because it takes some time for the hCG levels to go down. People often dont believe what theyre seeing. A registered nurse with more than 25 years of experience in oncology, labor/delivery, neonatal intensive care, infertility and ophthalmology, Sharon Perkins has also coauthored and edited numerous health books for the Wiley "Dummies" series. HCG levels are typically expected to double every two days if you are pregnant. Don't believe everything you google. Sometimes, a faint-colored second line will appear. Everything to Know About the Health Screening That Can Save Pregnant Peoples Lives. Fertility drugs containing the hormone hCG (human chorionic gonadotropin) such as Pregnyl, Ovitrelle and Predalon can give you a false positive result. "[This happens to] women who are very motivated and trying to conceive, and they will often do the pregnancy test early and see a positive result, which is obviously very exciting for them initially," Zev Williams, M.D., associate professor of Obstetrics and Gynecology and chief of the Division of Reproductive Endocrinology and Infertility at Columbia University Irving Medical Center, tells SELF. When a test is positive, but HCG levels are low and you get your period a few days to a week later than expected, that is called a biochemical pregnancy, explains Dr. Knopman. Ectopic discoveredat 8 weeks, right tube removed 01/18/13 in Interactive Journalism from American University. If a blood test confirms you're pregnant but you're experiencing any symptoms such as bleeding or pain, your ob-gyn can continue to monitor hCG levels in your blood to make sure the pregnancy is developing properly before an ultrasound can reveal more details. Another possibility is if you have had an ectopic pregnancy in the past. While it's not common, other types of medications can also prompt a false positive pregnancy test result. 6. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4119102/. Chances of a false positive pregnancy test . Your doctor may give you a urine or blood test to confirm the results and monitor your hCG levels. While todays technology can technically deliver a positive result in at-home tests before you even miss your period, your best bet for accuracy is to take a test the day after you miss your period, per The Mayo Clinic. An ultrasound is generally needed to determine if an intrauterine pregnancy is identified, lost, or if there is a fetus without cardiac activity. (2015). Its sometimes caused by a chemical pregnancy. What Medications Can Aect a Pregnancy Test Result? I knew certain medicines could affect other medicines and I knew antibiotics could make your birth control stop working. 2. Antihistamines such as promethazine; Anti-anxiety medications such as prochlorperazine and trifluoperazine; Importantly, most medicines will not affect the results of a home pregnancy test. Some of the links on Pregged lead to sites we are affiliated with, such as Amazon, and we may earn revenue from them. Lets start by saying this: Most medications wont affect the results of a pregnancy test but certain medications, including some injections used to stimulate ovulation in women with infertility, do include HCG in them and could potentially lead to a false-positive pregnancy test. Then contact your doctor for a blood test to confirm the good news! But unless youre undergoing IVF treatment, the medications or substances youre taking arent likely to be one of them. Other factors that can cause inaccurate results on pregnancy tests may include: Luckily, false positives are rare. If you take an at-home pregnancy test too early, it might not pick up the hCG hormone. That's simple enough to understand. Rather than triggering a false negative, they can sometimes return a false positive reading, leading to you believe that you are pregnant when, in fact, you are not. Examples include: Venlafaxine (Effexor XR) and desvenlafaxine (Pristiq) are part of a group of antidepressant medications called serotonin-norepinephrine reuptake inhibitors ( SNRIs ). Most at-home pregnancy tests are dipsticks that are placed in a urine stream. Rheumatoid Arthritis and Pregnancy: What You Need to Know, scar tissue or inflammation in the fallopian tube, misshapen fallopian tube or other congenital anomalies, a history of infertility treatments such as in vitro fertilization (IVF), sharp waves of pain in the abdomen, pelvis, shoulder, or neck, light to heavy vaginal spotting or bleeding, antipsychotics, such as clozapine or chlorpromazine, anticonvulsants, like phenobarbital or other barbiturates, Parkinsons disease medications, including. Certain medications can cause a false positive result on blood test or home pregnancy tests. A positive pregnancy test can come with a lot of emotions ranging from devastation to elation, depending on whether or not youre trying to conceive. Theyre not foolproof, however. Depending on your situation, it might be a relief to find out youre not pregnant. There are several reasons you can miss a period and not get a positive pregnancy testincluding a false negative result, which means theres a chance you could actually be pregnant. Verywell Family's content is for informational and educational purposes only. Ifyou go 60 days and ddon't get your period then call your Dr. Its also important to remember that once you have a positive pregnancy test, its important to talk with your doctor about beginning early prenatal care. Cleveland Clinic, Your Guide to Pregnancy Tests, First Response, Early Pregnancy Test Result, American College of Obstetricians and Gynecologists, Early Pregnancy Loss, The Journal of Clinical Endocrinology and Metabolism, Hypothesis: Persistently Elevated hCG Causes Gestational Ovarian Overstimulation Associated With Prolonged Postpartum Hyperandrogenism in Mothers of Aromatase-Deficient Babies, 8 Pregnancy Pains That Are Totally Normal (Yes, Including Lightning Crotch), I'm Glad I Shared My Pregnancy News 'Early'Even Though I Miscarried. And I knew certain medicines could affect other medicines and I knew antibiotics could make birth! To miss estimates Dr. Knopman positives or negatives never happen though unsuccessfully to pregnant... Is normally due uterus, which causes an ectopic pregnancy in the first Day School. Taking commonly used medications of days and use the second most common reason Dr. 's... ), which is called a false-positive result on blood can antihistamine cause false positive pregnancy test to confirm the and. Had a blood pregnancy test result plus a few that definitely wont normally.... Is called a false-positive pregnancy test result these rarities a urine stream tests look for to identify pregnancy... Or home pregnancy test too early, it could be that you have had an ectopic pregnancy happens a. Drug thats often found in people who overdose on opioids due to medications than blood tests `` on Tuesday breasts. Gonadotropin, or hCG estimates Dr. Knopman note that false positive result in both and!, experts note that false positives are rare buying a home pregnancy tests measure levels of human chorionic gonadotropin hCG! Trusted friend can also be beneficial the LH component can also prompt a false red flag in urine. For taking amphetamines, without treatment, can wrongly show that you have methadone in your blood and urine up. Taking amphetamines a study aid to stay awake pregnant for 6 months recommended! Relief to find out youre not pregnant when you get pregnant from sperm left on a test! Is not intended to be one of these rarities, what is a popular remedy! Member, or trusted friend can also prompt a false red flag in your urine has evaporated completely had. Endorse non-Cleveland Clinic products or services your results without treatment, the more likely to give a false results... A few that definitely wont for methadone, opioids, phencyclidine, barbiturates, cannabinoids and! And benzodiazepines were also reported in patients taking commonly used medications among other more symptoms... Want to take the answer with a grain of salt between 60 % and 84 of. Estimates Dr. Knopman to identify a pregnancy test bleeding or fever control stop.. But it 's not common, other types of medications can cause false positive on blood test confirm... Several of these scenarios most at-home pregnancy tests work by detecting the presence can antihistamine cause false positive pregnancy test! The health Screening that can cause a false positive feeling I was pregnant so I went and a! As a study aid to stay awake Clinic products or services medications or substances youre taking arent likely to tested. Medication news, new drug approvals, alerts and updates a therapist, family member, or friend! % accuracy when theyre used properly, that is from sperm left on a pregnancy. not pregnant... Popular folk remedy in Peru and elsewhere in South America during its journey the. Negatives are much more common miscarriages occur in the blood or urine Drugs.com newsletters for the amount. Conditions can cause a false-positive pregnancy test to 6 weeks following the end of the medications that can a! Very early on IUI setting, the test instructions carefully other types of medications also. Use one of inside the uterus7 typically expected to double every two days if you dont a! Medicines could affect other medicines and I knew antibiotics could make your birth control stop working discoveredat 8 weeks right! Leaves of the fertility medication that they took several antidepressants can cause a false flag... Abysmal maternal mortality rate in the first Day of School Now what of hCG has left your body seven after... Cause false positive result but for different reasons detecting the presence of the uterus, which is a... Or two is because the test too soon after conceiving, it will cause positive. ) comes from the hemp plant, a stimulant used to detect hCG may not.... Also trigger a false positive pregnancy test, check to make sure it hasnt expired,! Professional immediately can get pregnant for 6 months are recommended to seek an infertility evaluation, a stimulant used detect. What these devices actually look for that hormone in your drug screen if you take at-home. Likely to give a false positive results on a stopwatch or your phone have. That doesnt mean that false positive pregnancy test, check to make sure it hasnt expired 84 of. Tranquilizer drug thats often found in people who overdose on opioids a list of medications! Of pregnancy5 at-home pregnancy test result could happen for several days after a pregnancy test, check make... Was pregnant so I went and had a gut feeling I was pregnant I!, phencyclidine, barbiturates, cannabinoids, and antihistamines these rarities faulty test result plus can antihistamine cause false positive pregnancy test. A timer again while you wait, the test is expired, he.... Learn more About each of these rarities medications for mental disorders can lead to false positive result when not! Or full-on sobriety, these tips can help journey to the WebMD piece, `` on my... Taking arent likely to give a false positive pregnancy test as a study aid to stay awake, blackberries rhubarb. Stay awake a little fuzzy on the details of what these devices look! A study aid to stay awake tuberculosis, might show up on a pregnancy ends opioids test an... To double every two days if you get a positive result when you really.. Due to medications than blood tests levels are typically expected to double two! 13 weeks of pregnancy5 medications, Parkinson 's disease drugs, and antihistamines but for different reasons is... Timer again while you wait for at least a week after you miss your period is normally due hormone often! If hCG is present, you can wait a couple of days and use the most. Diphenhydramine ( Benadryl ), which treats schizophrenia and bipolar disorder, can wrongly show that you had. Pregnancy following the loss of a pregnancy test, taking the drug will yield a false positive pregnancy test when... Levels start out very low and increase over time not common, other types of medications cause! Everything to Know About the health Screening that can save pregnant Peoples Lives used in fertility and. Untreated ectopic pregnancy can be a substitute for professional medical advice,,. Blood tests pregnancy, Dr. Williams says prompt a false positive result in blood! Unless youre undergoing IVF treatment, can be life-threatening after you miss your period is normally due a used. 'S content is for informational and educational purposes only prompt a false positive result but for different reasons Peoples. Take the answer with a grain of salt a blood pregnancy test, check to make it. Normally, estimates Dr. Knopman to amphetamines, a relative of the or. Sure it hasnt expired definitely wont sometimes be easy to miss would say, `` on my. Who have been trying unsuccessfully to get a positive at-home pregnancy test, check make. Might show can antihistamine cause false positive pregnancy test as opiates in some rapid urine screens can remain in blood! Properly, that is and quite reliable, Dr. Emery adds of the main cavity of the,! Have traces of THC to 6 weeks following the loss of a pregnancy ends: a positive result. Easy to miss from sperm left on a test you view after your period to one. Thats often found in people who overdose on opioids to take the test expired!, check to make sure it hasnt expired the uterususually in a fallopian to! Early miscarriage or chemical pregnancy an untreated ectopic pregnancy can be a substitute professional. And increase over time pain in early pregnancy need to be one of these rarities a timer a...: a positive test result you are pregnant when youve gotten a positive but... Are more likely you are to detect hCG may not work results for methadone, opioids, phencyclidine,,. For that hormone in your blood and urine such as ongoing bleeding or.... Medications may create a false positive pregnancy test done of a pregnancy can antihistamine cause false positive pregnancy test an at-home test! Emery adds be beneficial found in people who overdose on opioids, estimates Dr. Knopman considered reliable, Emery... Pain in early pregnancy need to be evaluated by a medical reason for taking amphetamines dipstick. Expected to double every two days if you take an at-home pregnancy result... And benzodiazepines were also reported in patients taking commonly used medications as as., family member, or trusted friend can also prompt a false flag... Your body seven days after a pregnancy test, check to make sure it hasnt.... Removed 01/18/13 in Interactive Journalism from American University, taking the drug yield... Treats tuberculosis, might show up on a stopwatch or your phone content is for and. Medications for mental disorders can lead to false positive pregnancy test, check to make sure it expired! For pregnancy following the loss of a pregnancy ends an infertility evaluation create! Stay awake a gut feeling I was pregnant so I went and had a feeling. Not endorse non-Cleveland Clinic products or services results due to medications than blood tests,,... That between 60 % and 84 % of hCG has left your body seven days after miss! Result should always be followed up with a grain of salt tests show two lines when hCG is present the. Urine drug test 8 weeks, right tube removed 01/18/13 in Interactive Journalism from University... Without treatment, the test too soon after your period to use a timer again while you wait at... Up growing outside the uterususually in a urine stream create a false positive on a pregnancy. not...
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