Mental health experts say these can sometimes be easy to miss. Ridiculous itching - it died down. Several of these medications for mental disorders can lead to false positive tests. American College of Obstetricians and Gynecologists, Early Pregnancy Loss, 6. By Robin Elise Weiss, PhD, MPH A chemical pregnancy is a pregnancy, but an unhealthy one that results in an early miscarriage. These include some anticonvulsants, anti-anxiety drugs, antihistamines, diuretics, chemotherapy medications, antipsychotics, drugs that 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. As for my crazy experience, I had been taking antihistamines for like a month. Substances that definitely wont eect your pregnancy test results are: Fertility drugs containing the hormone hCG (human chorionic gonadotropin) such as Pregnyl, Ovitrelle and Predalon can give you a false positive result. As Ina Garten would say, "How easy is that?" The material on this site may not be reproduced, distributed, transmitted, cached or otherwise used, except with the prior written permission of Cond Nast. So, if you get a positive test that turns out to not be a pregnancy, this is likely the reason for the so-called faulty result. The test isnt working properly so you could get a faulty result. Some potential causes include: Early miscarriage or chemical pregnancy Typically, it takes about 10 days for the synthetic hCG in these trigger shots to clear from your blood and urine. 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. If you wait too long to read the results, for example, or use more drops of urine than the test calls for? They include but arent limited to: Rarely, certain medical conditions can cause a home pregnancy test to give a false positive. Hormonal Birth Control (Pill, Depo Shot, Implants. (2012). You may continue to test positive for pregnancy following the loss of a pregnancy, either through miscarriage or abortion. Cleveland Clinic 1995-2023. Certain medications can cause a false positive result on blood test or home pregnancy tests. 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. One of these is the synthetic hCG trigger shot, sold under the following brand names: The hCG shot helps follicles release mature eggs. If youve been looking forward to a positive pregnancy test result, a false-positive is disappointing. That can cause a false-positive reading on an at-home pregnancy test. Copyright 2023 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. If it has, the chemical used to detect hCG may not work. However, it could be that you were pregnant but miscarried very early on. What is a chemical pregnancy? Here, a look at what might be going on if you get a positive test only to find out youre not truly pregnant. There are a few things that can cause a false negative reading, namely the improper use of the test, testing too early, using an expired test, or diluting the urine by drinking too much water in advance. Authority websites including drugs.com and clearblue.com do not list the above drugs as ones known to affect pregnancy test results. This can also cause a false-positive result. Experts say its a step toward reducing the abysmal maternal mortality rate in the US. (2015). Youre on fertility medications that raise hCG levels. Here are some 6. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4119102/. Its possible to have a false-positive test until your hCG levels return to their prepregnancy state. An ectopic pregnancy is a serious medical emergency and must be addressed immediately. Drugs.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. Sertraline (Zoloft) is prescribed for depression, panic attacks, obsessive-compulsive disorder, and more. Of course, getting a false positive pregnancy test when youre actively trying not to get pregnant can be just as horrible. I. Urine Screening and Confirmation Results., MassachusettsMedical Society: Urine Abstinence Testing And Incidental Alcohol Exposure., Mayo Clinic: Urine Drug Screening: Practical Guide for Clinicians., National Center for Biotechnology Information: Investigation of interference by nonsteroidal anti-inflammatory drugs in urine tests for abused drugs, False positive urine drug screens from quinine in tonic water, Cardiac Complications of Unwitting Co-injection of Quinine/Quinidine with Heroin in an Intravenous Drug User, The dextromethorphan defense: dextromethorphan and the opioid screen, A positive cannabinoids workplace drug test following the ingestion of commercially available hemp seed oil, Efavirenz use may cause false positive result for marijuana, Urine opiate screening: false-positive result with levofloxacin, An Overview of Clinical Pharmacology of Ibuprofen., National Institute on Drug Abuse for Teens: What is Hemp?, National Institute on Drug Abuse: Misuse of Prescription Drugs, Benzodiazepines and Opioids., Operation Supplement Safety: Weight-Loss Prescription Drugs: Phentermine., Pharmacokinetics in Psychiatry and Neurology: Urine drug screens: Considerations for the psychiatric pharmacist., Substance Abuse and Mental Health Services Administration: Clinical Drug Testing in Primary Care, Methadone., The Brookings Institution: The Farm Bill, hemp legalization and the status of CBD: An explainer., U.S. National Library of Medicine: Drug Testing, Quinine, Diphenhydramine, Dextromethorphan, Efavirenz, Amphetamine, Sertraline., University of Florida: Germ-killing sanitizers could have effect on alcohol tests., American Alliance Drug Testing: SAMSHA Guidelines -- Mandatory Federal Workplace Drug Testing Guidelines., Quest Diagnostics Employer Solutions Blog: Cannabidiol and drug tests.. Test once a week until you get a positive, your period or you reach 60 days without your period and then go to the doctor. When used in the IVF or IUI setting, the LH component can also trigger a false positive result but for different reasons. In either cause, levels of HCG are often high and you might get a false-positive pregnancy test. Some medications may create a false positive pregnancy test result as well. Our experts continually monitor the health and wellness space, and we update our articles when new information becomes available. Check the expiration date before using the test. Home pregnancy tests measure levels of human chorionic gonadotropin (hCG) hormone in urine. 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. "As long as there are viable growing placenta cells, those tests can be positive," Dr. Williams says. First things first: OTC pregnancy tests measure a hormone called human chorionic gonadotropin (HCG) in your urine thats released in spades during pregnancy especially at the beginning. Is the stick always right? While it's not common, other types of medications can also prompt a false positive pregnancy test result. CBD, which doesnt make you high, is used for medical marijuana to ease pain and other symptoms. Cleveland Clinic is a non-profit academic medical center. Read below to learn more about each of these scenarios. As you can see, there are a few things to be aware of when it comes to getting an accurate home pregnancy test result. Select one or more newsletters to continue. Here are seven common early pregnancy symptoms. Daughter fromprevious marriage: 20, BFP 12/19/12: Last medically reviewed on February 24, 2022. But if you were excited by your early results, it can be very upsetting. Alcohol and illicit drugs also dont affect pregnancy test results. ), 2. An ectopic pregnancy happens when a fertilized egg ends up growing outside the uterususually in a fallopian tubeinstead of inside the uterus7. But chances are very low that youll have enough THC to trigger the positive result in the screens used by the federal government and many private employers. How Long It Takes To Get Pregnant and How You Can Up Your Odds, Dont Miss These Early Signs of Pregnancy, Scarcity Mindset: Causes and How To Overcome It, 6 Sore Throat Remedies That Actually Work. What is a pregnancy test? 4. Other factors that can cause inaccurate results on pregnancy tests may include: The medication can cause a false-positive result if you take the test too soon after a missed period. Check out our Zodiac Center! But hCG levels start out very low and increase over time. https://americanpregnancy.org/getting-pregnant/fertility-medications/, https://medlineplus.gov/druginfo/meds/a682165.html, https://medlineplus.gov/druginfo/meds/a682116.html, https://medlineplus.gov/druginfo/meds/a682040.html, https://medlineplus.gov/druginfo/meds/a682121.html, https://medlineplus.gov/druginfo/meds/a682119.html, https://medlineplus.gov/druginfo/meds/a682867.html, https://medlineplus.gov/druginfo/meds/a682237.html, https://medlineplus.gov/ency/article/003432.htm, https://medlineplus.gov/druginfo/meds/a682284.html, https://www.womenshealth.gov/a-z-topics/pregnancy-tests, Antipsychotics often used to treat schizophrenia, such as. Korin has been published in How Does Plan B Work, Exactly, and Is It Always Effective? Get weekly updates on baby and your body. To avoid that mix-up, wait at least two weeks after your last hCG injection to take a home pregnancy test, he says. "Oftentimes people will see evaporation lines as urine starts to evaporate off the test," Jamil Abdur-Rahman, M.D., board-certified ob-gyn, tells SELF. If, on the other hand, you are undergoing IVF or IUI, it is best to follow your doctor's instructions and wait to get an in-office blood hCG test. If youre undergoing fertility treatments to become pregnant, you may be getting hCG injections to stimulate ovulation. Get a positive result or just simply confused about whats going on? The hormone can remain in your blood and urine for up to 6 weeks following the end of the pregnancy. But theyre not impossible. That said, its rare to get a true false negative on a pregnancy test (assuming the test was done under optimal conditions). 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. False positives arent super common, Dr. Emery says. All rights reserved. Its important to follow package directions exactly. 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. That said, its rare to get a true false negative on a pregnancy test (assuming the test was done under optimal conditions). 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. HCG levels are typically expected to double every two days if you are pregnant. Reputable home pregnancy tests can be highly accurate, but they are not foolproof. 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. Don't believe everything you google. In a normal pregnancy, a fertilized egg attaches to the lining of your uterus. HCG, sold under brand names of Pregnyl, Profasi or Novarel, may also be given after ovulation or embryo transfer to boost progesterone output and increase the chance of implantation, the Pacific Fertility Center states. Most tests also have something called a control indicator in the result window. But on a drug screen, it can make you seem to have used marijuana. A follow-up ultrasound may be needed after about 1 week if its early to verify the results. This is a rare one, but some medical conditions such as certain kinds of cancer, chronic kidney disease, as well as problems with your ovaries could cause the body to have increased levels of HCG and potentially lead to a false-positive pregnancy test. Its estimated that 25-40 percent of pregnancies end as undetected miscarriages. But unless youre undergoing IVF treatment, the medications or substances youre taking arent likely to be one of them. If you take the test too soon after conceiving, it might say youre not pregnant when you really are. Some women also take hCG to help them lose weight. Its made with the leaves of the same plant that cocaine comes from. 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. Other factors that can cause inaccurate results on pregnancy tests may include: (Positive!) Certain medications can cause a false positive result on blood test or home pregnancy tests. Nearly 25 to 30 percent of early positive pregnancy tests do not progress normally, estimates Dr. Knopman. Other medications can also cause false-positive pregnancy tests. That could lead to a positive pregnancy test when your body just hasnt cleared the hCG yet.. Other factors that can cause inaccurate results on pregnancy tests may include: The easiest way to lookup drug information, identify pills, check interactions and set up your own personal medication records. At-home pregnancy tests arent foolproof. Call your doctor right away if you experience any of the following symptoms: We're putting this reason last because it's not technically a cause behind a false positive pregnancy test, but it's still worth covering because many people confuse it with one. It is possible to get a positive result when youre not actually pregnant, which is called a false-positive. So, You Loved Dry January. 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. If hCG is present, you should get a positive test result when you pee on a stick. 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. A false-positive pregnancy test which, believe it or not, is far more common than you think, especially today with super-sensitive OTC tests. Which can save you some Is that one line or two? Discover new workout ideas, healthy-eating recipes, makeup looks, skin-care advice, the best beauty products and tips, trends, and more from SELF. Some pregnancy tests detect hCG very early in pregnancy. A molar pregnancy (a.k.a. Its not technically false since a very early pregnancy did occur, he says. All rights reserved. But it's worth knowing that an ectopic pregnancy can also happen in other reproductive areas like the ovary or cervix. If youre taking any medications to help you get pregnant, experts suggest seeing your doctor to confirm your results. The symptoms arent always as similar as you might think. Youll want to use a timer again while you wait for your results. If it has, the chemical used to detect hCG may not work. 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. Ad Choices. This is before the placenta is formed and functional around week 12. An ectopic pregnancy occurs when a fertilized egg attaches somewhere outside the uterus. After childbirth, miscarriage or treatment for ectopic pregnancy, the hormone can remain in your body for up to four to six weeks, Dr. Emery says. Alcohol and illicit drugs also dont affect pregnancy test results. An ectopic pregnancy can just happen, but risk factors include: Ectopic pregnancies can also occur in the cervix, ovary, or abdominal cavity. When using these drugs, you should wait at least two weeks before getting tested so that the injected hCG can be fully cleared from the body. Use the test when your urine is very concentrated, like when you first wake up in the morning. Some drug screens may not be specific enough to tell apart sertraline and benzodiazepines. Which of the Pregnancy Food Rules Are Worth Paying Attention To? While its not as common as a false negative, its possible for any person to get a false positive on a pregnancy test. The antihistamine diphenhydramine (Benadryl), which is typically used for allergies, may cause a false-positive opioids test. That might cause the test to look like it has a faint second linemaking it positivebut it really only has one. This type of ectopic pregnancy is also known as a tubal pregnancy. This beverage is a popular folk remedy in Peru and elsewhere in South America. If the hormone is present, it triggers a chemical reaction and the test signals that you're pregnant. These can include certain anti-anxiety medications, Parkinson's disease drugs, and antihistamines. Since molar pregnancies are not viable, if you dont miscarry naturally, treatment is a dilatation and curettage (D&C), a procedure thatll remove tissue from the uterus. An ectopic pregnancy isnt viable since the embryo isnt inside the uterus where it can grow and thrive. If youve been trying unsuccessfully to get pregnant for 12 months, you might want to consider having an infertility evaluation or working with an infertility specialist. Antihistamines How about stopping the antihistamines for a few days before you bother your doctor? Last updated on March 15, 2022. In other words, timing can lead to a false negative. Leaving the dipstick in your urine stream for the exact amount of time allotted is also important. Another antipsychotic-- chlorpromazine -- can cause drug tests to come up positive for amphetamine, a stimulant. The rare condition can spur all sorts of side effects that take a toll on your life. False-positive results for methadone, opioids, phencyclidine, barbiturates, cannabinoids, and benzodiazepines were also reported in patients taking commonly used medications. When a test is past its expiration date, the chemical that detects hCG doesn't always work as it should, and youre more likely to get a misread. This is when the fertilized egg implants outside of the uterus, usually in the fallopian tube. Female age-related fertility decline. Learn about the rare reasons for a false-positive pregnancy test. A persons hCG level typically doubles every 72 hours through 8 to 11 weeks of pregnancy. Cookies collect information about your preferences and your devices and are used to make the site work as you expect it to, to understand how you interact with the site, and to show advertisements that are targeted to your interests. However, PCOS is not the culprit if you get one of these rarities. You've had an extremely early miscarriage. Phentermine could raise a false red flag in your drug screen if you dont have a medical reason for taking amphetamines. Jao H-F, et al. Ectopic pregnancies can cause your fallopian tube to burst and, without treatment, can be life-threatening. False positives arent super common, Dr. Emery says. I had a gut feeling I was pregnant so I went and had a BLOOD pregnancy test done. 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 potential causes include: Early miscarriage or chemical pregnancy Copyright 2020 Pregged.com. 5.http://www.clearblue.com/pregnancy-tests/rapid-detection This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Alikhan M, et al. TTC since March 2013. One medical study reports that between 60% and 84% of hCG has left your body seven days after a miscarriage. But theyre not impossible. In either cause, levels of HCG are often high and you might get a false-positive pregnancy test. in Interactive Journalism from American University. Some popular over-the-counter allergy and sleep meds like Benadryl and Advil PM have diphenhydramine. 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. 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. Urine tests are more likely to give false positive results due to medications than blood tests. This hormone is often used in fertility treatments and can cause a false-positive result on a pregnancy test. Fertility drugs containing the hormone hCG (human chorionic gonadotropin) such as Pregnyl, Ovitrelle and Predalon can give you a false positive result. The same thing could happen even with alcohol-based hand sanitizers if you use them regularly. The drugs above are the only ones that have evidence of affecting a pregnancy test result. Methadone, given to treat heroin addiction, can cause a false positive result on urine pregnancy tests, Cigna states. Depending on your situation, it might be a relief to find out youre not pregnant. Home pregnancy tests work by detecting the presence of human chorionic gonadotropin (hCG) in a urine sample. Thats the chemical in the cannabis plant that gets you high. So, what is a false-positive pregnancy test and why does it happen? Sometimes theyre caused by hormonal levels that dont represent pregnancy. 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. Diuretics. Pregnancy tests measure levels of human chorionic gonadotropin (hCG) in the blood or urine. 2023 Dotdash Media, Inc. All rights reserved. A blood test will confirm that youre pregnant. The latter is an older tranquilizer drug thats often found in people who overdose on opioids. While the blood test also detects hCG, it is far more accurate than a home urine-based test. 2023 Cond Nast. Pregnancy tests measure levels of human chorionic gonadotropin (hCG) in the blood or urine. Before buying a home pregnancy test, check to make sure it hasnt expired. Thats most likely to happen right after youre exposed to the smoke. 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. Unfortunately, though, they can happen. Home pregnancy tests are a common tool used to find out if youre expecting. Parkinsons disease medications In this case, the test was accurate there was a pregnancy, but it wasnt a viable one, Dr. Emery explains. 2005-2023 Healthline Media a Red Ventures Company. For that reason, its recommended you wait until 1 week after you expected your period to start to use an at-home pregnancy test. The embryo isnt viable because theres no place for it to grow or thrive outside of the uterus. A chemical pregnancy occurs when a pregnancy is lost shortly after implantation. This can also cause a false-positive result. Common hMG medications include Menopur, Pergonal, and Repronex.. Some people claim it boosts their mood and soothes sore muscles; here's what experts say. (2013). The thing is, a fertilized egg cant survive outside of the uterus. Hi Ladies - well this has been a strange 2ww for me. Can You Measure hCG Levels in Your Urine? Home urine pregnancy tests are pretty reliable, says Ob/Gyn Jonathan Emery, MD. You Tackled the First Day of School Now What? But a few days later, your period arrived in force. Other factors that can cause inaccurate results on pregnancy tests may include: Give false positive result on a pregnancy test, he says / Leaf Group Media, Rights. Help them lose weight is prescribed for depression, panic attacks, obsessive-compulsive disorder, and Repronex Pergonal... Tests to come up positive for pregnancy following the end of the plant... Side effects that take a home pregnancy test done in people who overdose on opioids pregnancy detect! Estimated that 25-40 percent of early positive pregnancy test to look like it has the! False-Positive is disappointing of hCG has left your body seven days after a miscarriage represent pregnancy levels human. That one line or two start out very low and increase over time folk remedy in Peru elsewhere... Dr. Williams says the LH component can also happen in other reproductive areas like the ovary cervix... Different reasons including drugs.com and clearblue.com do not progress normally, estimates Knopman! Formed and functional around week 12 a false-positive test until your hCG levels are typically expected to double two!, or use more drops of urine than the test to look like it has the! So you could get a positive result or just simply confused about whats going if... Wait for your results you are pregnant if hCG is present, it could that. You might get a positive test result when you first wake up in the blood or urine also. Help them lose weight 24,000 prescription drugs, over-the-counter medicines and natural products in other areas... 25-40 percent of pregnancies end as undetected miscarriages before you bother your?! Recommended you wait too long to read the results tests do not progress,... Also important with the leaves of the uterus presence of human chorionic gonadotropin hCG. Attaches to the lining of your uterus of human chorionic gonadotropin ( )! Or substances youre taking any medications to help you get a positive test only to find out not. Concentrated, like when you really are false-positive reading on an at-home pregnancy test to like. If you get one of them them regularly 8 to 11 weeks of pregnancy concentrated, like when you on! Because theres no place for it to grow or thrive outside of the uterus where it can and. Worth knowing that an ectopic pregnancy occurs when a fertilized egg ends up growing the! Seem to have used marijuana cannabis plant that gets you high he says Does Plan B work, Exactly and! '' Dr. Williams says too soon after conceiving, it might say youre not pregnant when you wake. Caused by hormonal levels that dont represent pregnancy fertilized egg cant survive outside of the pregnancy two if... Again while you wait for your results were pregnant but miscarried very in! Attention to since the embryo isnt inside the uterus, usually in the cannabis plant that gets you high pregnancy! Reproductive areas like the ovary or cervix screens may not be specific enough to tell apart and... Until your hCG levels are typically expected to double every two days if you dont have a false-positive is.... Were excited by your early results, it can be life-threatening (!! They are not foolproof phencyclidine, barbiturates, cannabinoids, and we update our articles new! Be one of them independent information on more than 24,000 prescription drugs and. For mental disorders can lead to false positive pregnancy test done PCOS is not the culprit if you dont a... Used in the IVF or IUI setting, the LH component can happen. False negative the dipstick in your drug screen, it is possible to pregnant... 11 weeks of pregnancy with the leaves of the uterus, usually in the morning marriage. Mental disorders can lead to false positive pregnancy test result soon after,... Getting hCG injections to stimulate ovulation a miscarriage intended for medical marijuana to ease pain other... You may continue to test positive for amphetamine, a fertilized egg attaches to the smoke use a timer while. Panic attacks, obsessive-compulsive disorder, and we update our articles when new becomes... On an at-home pregnancy test and why Does it happen be specific enough tell. To medications than blood tests medications, Parkinson 's disease drugs, and more abysmal. False since a very early in pregnancy or IUI setting, the medications or substances youre taking arent likely be. Urine is very concentrated, like when you really are your situation, it could that... Levels of human chorionic gonadotropin ( hCG ) hormone in urine only ones that have evidence of affecting pregnancy! Crazy experience, I had a blood pregnancy test, he says sertraline and.! More drops of urine than the test to give false positive pregnancy test result as well fromprevious... Be that you 're pregnant treatment, can be life-threatening not be specific enough to tell apart and! Your fallopian tube treatments and can cause a false-positive pregnancy test as well undetected miscarriages Loss, 6 and! Up growing outside the uterususually in a normal pregnancy, either through miscarriage or chemical pregnancy occurs when a is. Fertility treatments to become pregnant, experts suggest seeing your doctor ends up growing outside the uterususually in fallopian... Is typically used for allergies, may cause a false-positive is disappointing treatment. The chemical used to detect hCG may not work presence of human chorionic gonadotropin ( hCG ) hormone in.. Daughter fromprevious marriage: 20, BFP 12/19/12: Last medically reviewed on February 24, 2022 false... Is also important may continue to test positive for amphetamine, a fertilized egg Implants outside of the.. Tests, Cigna states blood and urine for up to 6 weeks the! Is can antihistamine cause false positive pregnancy test for depression, panic attacks, obsessive-compulsive disorder, and Repronex if the hormone is,... These can can antihistamine cause false positive pregnancy test be easy to miss days if you use them regularly be... Health and wellness space, and more might get a false-positive pregnancy test they but! And functional around week 12 as a tubal pregnancy the uterususually in a urine sample a common tool used detect! That might cause the test signals that you were excited by your early results, for,. Prescribed for depression, panic attacks, obsessive-compulsive disorder, and we update articles... Give false positive result or just simply confused about whats going on if get. To medications than blood tests on a pregnancy test done result, a look what. Stopping the antihistamines for like a month recommended you wait until 1 week if its to. Verify the results, for example, or use more drops of urine than the test when actively. Hcg ) hormone in urine women also take hCG to help you get pregnant, which doesnt make you,... You may continue to test positive for amphetamine, a fertilized egg attaches somewhere the! Just simply confused about whats going on if you dont have a medical reason for taking amphetamines and around! Continually monitor the health and wellness space, and benzodiazepines were also reported in patients taking used... Be just as horrible only and is it Always Effective test and Does! Gets you high result window not intended for medical advice, diagnosis or treatment used in the IVF or setting. Reaction and the test to give a false positive pregnancy tests to get can! To verify the results your blood and urine for up to 6 weeks following the end of the pregnancy life. Results, for example, or use more drops of urine than the test calls for truly pregnant out. Treatments and can cause inaccurate results on pregnancy tests worth knowing that an ectopic pregnancy happens when fertilized! The drugs above are the only ones that have evidence of affecting a test! Medically reviewed on February 24, 2022 more about each of these medications for disorders! Days after a miscarriage false positive pregnancy test, he says a chemical reaction and the test soon. Levels are typically expected to double every two days if you take the test too soon after,! A serious medical emergency and must be addressed immediately its recommended you wait for your results known to pregnancy... Taking antihistamines for like a month sanitizers if you get pregnant can be positive, '' Williams. Fallopian tube - well this has been published in How Does Plan B work Exactly. Placenta cells, those tests can be just as horrible I had a gut feeling I was so., certain medical conditions can cause a false positive pregnancy test or urine youre fertility... Look like it has, the medications or substances youre taking arent to. Continue to test positive for pregnancy following the Loss of a pregnancy test results on pregnancy tests include. Not work can antihistamine cause false positive pregnancy test and benzodiazepines were also reported in patients taking commonly medications! Persons hCG level typically doubles every 72 hours through 8 to 11 weeks of pregnancy the in... In people who overdose on opioids toll on your situation, it is far more than! Getting a false positive result on blood test or home pregnancy tests, Cigna states serious medical emergency must! But it 's worth knowing that an ectopic pregnancy is also important the IVF or IUI setting, chemical. Your drug screen if you were excited by your early results, for example, or more! Positivebut it really only has one is often used in the cannabis plant that you... Save you some is that one line or two to find out youre not actually pregnant, you continue... This material is provided for educational purposes only and is it Always Effective you Tackled the first Day School! It is possible to have a medical reason for taking amphetamines getting hCG injections to stimulate ovulation possible! Results due to medications than blood tests fromprevious marriage: 20, BFP 12/19/12: Last medically reviewed February...