WebAt-home pregnancy tests are pretty damn accurate, right? Medications: Some medications can also cause a false-positive pregnancy. This is called a false positive. However, the chance is small. What Medications Can Cause A False Positive Pregnancy Test? Shes a conscientious, research-driven writer who cares about deadlines, accuracy, and ethics. This article explores several reasons you may get a false-positive result on your pregnancy test. Diuretics, medications that reduce the amount of fluid in the body, can sometimes cause a false positive pregnancy result on a urine test, according to the Mayo Clinic. Your privacy is important to us. It can be used to help relieve nausea and vomiting. Rengarajan, A., et al. Bupropion (Wellbutrin XL, Wellbutrin SR) may lead to false positive results for amphetamine or methamphetamine. For that reason, its recommended you wait until 1 week after you expected your period to start to use an at-home pregnancy test. Constipation is a symptom, not a disease. Another type of injectable drug, known as human menopausal gonadotropin (hMG), can be used to aid in ovulation. Whats more, the false positive result may be possible even more than 18 hours after youve swallowed a single dose of the antibiotic. The best way to try and prevent being confused by an evaporation line is to follow the tests timing directions exactly as theyre given. For instance, a false positive is when a drug test shows the presence of a medication or substance that you aren't actually taking. WebWhat can cause a false urine pregnancy test? In this scenario, the pregnancy test provides a positive result even when there is no pregnancy. Other medications which may cause a false positive pregnancy test result are progestin-only birth control pills and some antipsychotics, antihistamines, Goldstein J, et al. False positive results are uncommon on pregnancy tests; false negatives are much more common. The earlier after a missed period that you take a home pregnancy test, the harder it is for the test to detect hCG. Here are seven common early pregnancy symptoms. An ectopic pregnancy occurs when a fertilized egg attaches somewhere outside the uterus. Unfortunately, sometimes the pregnancy fails to go any further and a miscarriage happens. If you hang out often with someone who puffs on pot, your urine could have traces of THC. The condition in which an embryo is present at a place other than uterus such as the cervix or fallopian tube is termed as ectopic pregnancy. This is called a false-positive. What Medications You can use an at-home pregnancy test on the first day of a missed period. Need a Telehealth Visit? Phentermine could raise a false red flag in your drug screen if you dont have a medical reason for taking amphetamines. can When done appropriately, the pregnancy tests provide accurate results in the majority of the cases. The primary reason for a false negative test is performing the test at a very early stage of pregnancy. A second, more sensitive test should be able to distinguish which of the two compounds is in your body. Ectopic pregnancies usually happen if a fertilized egg gets stuck in a fallopian tube during its journey to the uterus. (2014). Pediatric Emergency Care. Ecstasy/MDMA. Most doctors, however, advise against home testing and ask that you come to the office to get a blood-based test. Antipsychotics often used to treat schizophrenia, such as perphenazine, prochlorperazine, Krista Elkins has 20 years of experience in healthcare as both a paramedic (NRP) and a registered nurse (RN). Antiepileptic or Anticonvulsants: Drugs such as barbiturates, bromides, benzodiazepines, An ectopic pregnancy is a serious medical emergency and must be addressed immediately. What Is a False Positive Pregnancy Test? A chemical pregnancy is an early pregnancy loss that occurs shortly after implantation. Youre elated, youre terrified, youre overjoyed, youre petrified all at the same time. If there is a pregnancy, the test will give a positive result and if the test is negative, a negative result is given. Levofloxacin (Levaquin) and ofloxacin are the most likely of the quinolone antibiotics to cause a false positive urine test for opiates. (2014). But if you were excited by your early results, it can be very upsetting. That may lead to false-positive results. For example, hCG is likely to be detected if Following are the medications that may lead to a false positive pregnancy test; Anti-psychotics, anti-convulsant, and anti-anxiety medications may cause a false positive test. Our website services, content, and products are for informational purposes only. If youre trying to become pregnant under a doctors care, you may be taking fertility medications. False positive phencyclidine result on urine drug testing: a little known cause. Alikhan M, et al. Usually, you will have a heavy period soon after your period is normally due. cause She has worked with ground and helicopter ambulances (CCP-C, CFRN), ER, ICU, primary care, specialty care, psychiatric, and wilderness medicine. Sometimes, certain medications can affect your result, so what are these medications? It is possible to get a positive result when youre not actually pregnant, which is called a false-positive. GoodRx provides no warranty for any information. Read below to learn more about each of these scenarios. Learn about potential problems associated with rheumatoid arthritis and pregnancy, including triggers, preeclampsia, premature birth, and low birth, Healthline has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. It takes almost one to one-and-a-half months to have a normal level of hCG. This may be due to various factors. But there are a few things you should avoid doing. Medications That Cause False Positive Pregnancy Tests GoodRx works to make its website accessible to all, including those with disabilities. Why Is There No Milk Coming Out When Pumping? The good news is theyre rare. Can You Be Pregnant and Still Get a Negative Pregnancy Test. Many liquid medications, vanilla extract, and breath-cleaning products often have ethanol, a form of simple grain alcohol. If you get a positive result you can almost certainly assume you are pregnant, at which point you should visit your GP to What Medications Can Cause a False Positive Oxaprozin cross-reactivity in three commercial immunoassays for benzodiazepines in urine. 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. Copyright 2023 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. Learn about the rare reasons for a false-positive pregnancy test. Verywell Family's content is for informational and educational purposes only. Consider setting a timer on a stopwatch or your phone. Is the stick always right? These early test results, when wrong, can be emotionally draining. Quetiapine, which treats schizophrenia and bipolar disorder, can wrongly show Journal of Analytical Toxicology. LSD. The British Medical Journal. In such cases, the blood tests and ultrasound are done to confirm pregnancy. The content on Healthgrades does not provide medical advice. Some medications can cause a false positive pregnancy test. Medically reviewed by Sally Chao, MD. Please seek medical advice before starting, changing or terminating any medical treatment. (2004). It is common and can happen for several reasons such as wrongtime of testing or the poor quality of the test kit. (2015). (2011). Discover the best time to be tested for HIV. What can cause a false positive? If you are having difficulty accessing this website, please call or email us at (855) 268-2822 or ada@goodrx.com so that we can provide you with the services you require through alternative means. Can Get prescription saving tips and more from GoodRx Health. Sertraline (Zoloft) is prescribed for depression, panic attacks, obsessive-compulsive disorder, and more. Possible to Get a False Pregnancy Test Their results are considered reliable, especially when you wait for at least a week after you miss your period to use one. If you're experiencing cramping but don't get your period, you might be pregnant. Read on for straight talk from these experts on womens health. Jao H-F, et al. Some sensitive tests may be accurate even before you miss a period. It is rare, but certain conditions may result in a false-positive pregnancy test. 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. Fraser, A.D., et al. Then talk to your healthcare provider. Drugs that contain the hCG hormone aimed at boosting fertility may impact pregnancy test results. (2007). Seek immediate medical help if you suspect you have an ectopic pregnancy. Even if your period is late according to your typical cycle, you might have ovulated later in the month. It is best to wait a week after your missed cycle to take a pregnancy test because it may lead to a false-positive pregnancy test. The same thing could happen even with alcohol-based hand sanitizers if you use them regularly. All rights reserved. As mentioned above, a pregnancy test is used by We avoid using tertiary references. Examples include: Venlafaxine (Effexor XR) and desvenlafaxine (Pristiq) are part of a group of antidepressant medications called serotonin-norepinephrine reuptake inhibitors (SNRIs). Female age-related fertility decline. Check out our Zodiac Center! On rare occasions, the pituitary can create HCG even when no disorder or tumor is present. Journal of Analytical Toxicology. Often, if you test too early, the hCG levels will be below the threshold of detection of many home pregnancy tests. During pregnancy, the hCG levels continue to rise, in general doubling every few days, and peaking at around 10 weeks. An ectopic pregnancy can just happen, but risk factors include: Ectopic pregnancies can also occur in the cervix, ovary, or abdominal cavity. Another NSAID, oxaprozin (Daypro), can be used to treat pain from arthritis. How Maintenance Medication Can Benefit Women with Advanced Ovarian Cancer. Remember that false positives do happen and are not an indication that you cannot become pregnant in the future. What medications can cause a false positive pregnancy test? What medications can cause a false positive pregnancy Taking PPIs specifically pantoprazole (Protonix) may cause false positive results for THC.
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