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Positive blue dye pregnancy test?
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Positive blue dye pregnancy test?
While ClearBlue and other blue dye pregnancy tests are generally reliable, their readings can be confusing due to their prominent "evaporation lines As explained by Kate Freeman for OVUM. I've been using blue dye (equate brand) tests, all tests have shown a faint positive! My last test has shown a faint line but definitely darker than my previous tests! Frequently asked questions for Pregnancy Tests Please always read the instruction leaflet carefully before taking a pregnancy test. You may use a pink dye test, blue dye test or digital test- and then different tests of those types vary with how they show their pregnancy test results. January 30, 2024 | by Beachmama1985. I think pink dye tests are just easier to read than blue dye ones. We'll provide support, explain what your test results mean, and discuss your interest in diagnostic testing. but if its a greyish shadow then its not positive. A glucose screening test is a routine test during pregnancy that checks a pregnant woman's blood glucose (sugar) level. Some lovely ladies on here suggested I buy a first resoponse test because the pink dye tests are clearer than the blue dye ones. Don't take another one tomorrow, take one in 2 days time. I am not sure if I can make it out to… I used Sainsbury's own pregnancy test and had faint but clear blue lines indicating it was positive so I brought a first - Page: 2 Each pregnancy test is different, with some brands using a red dye and others, like Clearblue, a blue dye. I don't trust it based on what I read but it looks positive So this is my 4th pregnancy and this has been the only one that only blue dye test will show up! No pink dyes lol. Most blue dye pregnancy tests have a control line (which usually appears as a blue line) and an evaporation line that appears colorless or very light in color. Home pregnancy test positive earlier than "normal" Most commonly, people get a positive pregnancy test right around the time of their missed period. But take a test in a few days and see. Its a blue dye test that you cab take 4 days before af due. I’m going to go buy another test to recheck tomorrow morning. I know blue dye are notorious for evaps, is this positive? I didn't have an FRER this morning but I plan to get some tomorrow. and frequent urination. False positive results are incredibly rare, and only happen if you have recently been pregnant, you're on fertility. One possibility is that you may be experiencing an early miscarriage. Do blue dye pregnancy test cause false negatives compared to the pink dyed ones? Possibly : Any pregnancy test through urine can result in a false positive or negative result. 30 Discover videos related to 3 Weeks Pregnant Positive Test Clear Blue Pink Dye on TikTok. But then, I've heard that there is supposedly no such thing as a false positive. Post your positive blue dyes pregnancy tests These are mine from today at 3 minutes. In Trying to Conceive. positive-pregnancy-test. If a pregnancy test detects hCG, your result will be positive and you can be confident that you are. May 27, 2024 · Each pregnancy test is different, with some brands using a red dye (also used in Clearblue® Early Detection Pregnancy Test) and others, like Clearblue®, a blue dye. Jun 24, 2017 at 5:07 PM. Clearblue® provides early detection of the pregnancy hormone. Oh, and they're pink dye. One common concern with blue dye pregnancy tests is the presence of evaporation lines, which can be easily mistaken as a positive result. Advertisement Whether you're read. A lot of women complain that taking blue dye tests can give wrong results, but Clearblue designed an excellent test with a big sponge tip that makes taking these tests easier. What necessary steps should one take to wipe-off uncertainty clouds? The test does not need to be tilted to be seen, as it usually does with an evaporation line. Apr 15, 2009 · i got a faint positive on a blue dye test on july 28th and then i got af the next day but no af in aug. (RTTNews) - Gary Kelly, CEO of Southwest Airlines Co. These lines usually show up when you've read the results outside the suggested window and the urine has dried. Blue tests when they are really definitely positive looking are, but when it's faint, it. And sure, you could drink it if you want to get all nostalgic about your 1980s childhood. I see a line but it's so close to the control line! That's the dreaded clearblue urine trap the urine gets trapped under the window and creates a line where it stops flowing. I would say positive!!! Keep us posted after you test with a FRER!!! Plan to after my husband gets off work! Thanks for looking. If this happens and you haven't had a period, we recommend contacting. that's what my first 2 looked like. Blue dye pregnancy test positive pink dye negative This is killing me. are evaporation lines on a ept pregnancy test blue or gray?: I don't know: specifics about the EPT test but the evaporation lines t. Right beside this is another round window where the test line will show up. a digital didnt show positive for me until I was 10 days late on my period. I tested last night on clear blue and thought I could see a v faint. We have been trying to get pregnant for 5 months. The line may be light because the urine was diluted or it's early in your pregnancy. One type of test that has gained popularity in recent years is the blue-dye pregnancy test. We compare Clearblue Digital, Clearblue Plus and First Response pregnancy tests, looking at pros and cons of each, with real mums' reviews. These tests detect a pregnancy hormone called human chorionic gonadotropin (hCG) in a urine sample. I'd test again in a few days. I picked up a blue dye CVS test by mistake and got a faint line (this is the one with 2 parallel lines, not the +/-). so i went to the dr yester day and i am 11. Both blue and pink dye pregnancy tests check the human chorionic gonadotropin (hCG) level in your urine. Need some backyard inspiration? Here's a budget-friendly project: dye drop cloths for patio curtains! Expert Advice On Improving Your Home Videos Latest View All Guides Latest View. Thinner: An evaporation line is a line caused by the evaporation of your urine. @mrsbooher920, Definitely get the FRER, but it looks pretty positive to me. I know you're not supposed to take these apart I have taken apart digital and seen two lines and it's never ended up being positive but I've taken apart the regular ones and never seen a 2nd line on the first day my period was due, I took a pink dye test and got the faintest line ever. The blue looks positive to me so can you tweak to see if the pink dye picked up anything? Thank… Normally my periods are 28-30 days always, which would mean I was due on my period on the 30th of December. If blue in color, such lines are known as blue dye run on a pregnancy test. Then I heard about the blue dye giving false positives, so I took a pink dye test that was definitely positive!!! Like P PolarAM361 Aug 22, 2018 at 9:16 PM A false positive result means a woman is told she is pregnant via a blue cross on the screen, when she is not. Losing faith in clear blue. 2x positive blue dye test and 1 negative pink dye!! Trying for a baby Trying for a baby. It's usually too close/too far away from the control line. Like MelanieFreddy Positive Like momma2b2k19 Took a blue dye pregnancy test and got a faint positive. I think it's 2 weeks since I've ovulated. It's easier than you might think to make fun tie-dye creations--if you follow some simple tips. am i pregnant? it's only been 8dpo. Positive blue dye tests, negative digital. Step 4: Collect the urine sample. Sep 4, 2015 · Has anyone ever gotten a faint positive on a pink dye test but negative on a blue dye test in the same day about an hour between each other? Is one more accurate than the other. Period due tomorrow 2/10. Differentiating between faint positive lines and evaporation lines is crucial to accurate interpretation. purchased some pink dye test and a digital. at first it looked like a definite dye run with lots of pink filling the window, but after like 20 seconds or maybe less the test line. 2011 polaris ranger 800 xp rear window Dye Stealer Pregnancy Test Meaning Explained. Thanks ladies!!!!! I'm waaaaay too excited right now!!! Will be taking another test tomorrow just to make sure. I had a faint positive blue dye test (which I don't trust) and a negative FR. I am thinking this is perhaps a faulty test because of the smudge/smear of pink dye at the top and bottom. If it's pink in color, then it is known as a. Blue-dye tests are notorious for getting a blue-dye evaporation line. I had a faint positive blue dye test (which I don't trust) and a negative FR. I don't think blue dyes are all false positives, but I do think they are awful for early testing. Meanwhile, the blue dye antibodies yield a lighter, more subdued line. However i have done this in the past and the results never changed for me. Apr 25, 2024 · A faint colored line on a pregnancy test means you're pregnant. 9 days before a period is too soon to. Calculators. It's unclear if they actually have more evaporation lines, or if they are more likely to be confused for an actual line since a gray-ish evaporation line looks very similar to a blue positive line. Got SO excited, that was the first time I'd ever seen a line on a test and knew I wasn't imagining it - it was also the first time i've ever used that brand. However, it takes about. Why are people on THIS site so against them that they won't even tweak them? I… Customer: Is this considered a positive pregnancy test?!?! Everyone says not to trust blue dye NV. He also said that the eval line is grey. The last blue dye test I did (two days ago) had a very visible blue line that came up immediately. An evaporation line is a slight streak that appears where the positive line on a pregnancy test should be. Yeah as someone else said blue dye tests tend to run and create false positive lines. Sherry Ross, OB-GYN and women’s health expert at Providence Saint John’s Health Center in Santa Monica, California, agrees and tells Romper that the blue … What is an evaporation line vs. A positive COVID-19 test during a trip can throw all your travel plans into limbo. Jan 22, 2024 · It’s slightly less sensitive than First Response Early Result, but it has a wider absorbent tip and a longer handle (pack of two) Clearblue is best known for its blue-dye plus. I took a (blue-dye) home pregnancy test the second day I was late and it was negative. aphmau art Blue dye are known for ghost lines and uncertain results. I would recommend First Response over Clearblue. Both blue and pink dye tests employ a chemical reaction that activates a color change on a designated strip to display a line or. Yesterday I was 10DPO and decided to test. Jan 28, 2016 · I've definitely heard digital is not as sensitive but it also depends on the test. It was a very faint line but definitely there and blue. My preferred pink dye test is the First Response Early Result (FRER) Go Cheap: Look, pregnancy tests are expensive and the cost really adds up if you like to POAS every day starting just nine days after you ovulated (or sooner if you're really impatient). Find out the best time to take a pregnancy test an evaporation line on a Clearblue. Some lovely ladies on here suggested I buy a first resoponse test because the pink dye tests are clearer than the blue dye ones. Thoughts 💭?! I have another discussion created in this group with pictures displayed of blue dye pregnancy test also. It doesn't matter if it's a fresh test. one yesterday evening period this morning the line faded some. Jun 9, 2024 · An evaporation line is a line that appears on the test once the urine has dried—or evaporated. Took another FRER this morning and I guess I thought. I sent hubby to the store for more tests and he came back with 2 double line blue tests,2 plus/minus blue tests and 2 FRER. A dye run can sometimes be mistaken for a positive result, especially if the smudge or streak is a similar color to the test line. If the test wasn't looked at until an hour then it's invalid. frankenberry Pink dye tests are usually easy to read and are less likely to give you a false-positive result or evaporation line. I know you're not supposed to take these apart I have taken apart digital and seen two lines and it's never ended up being positive but I've taken apart the regular ones and never seen a 2nd line on the first day my period was due, I took a pink dye test and got the faintest line ever. Yours is too close to be a positive unfortunately. The Clearblue® Early Detection Pregnancy Test features the following benefits: Over 99% accurate from the day of the expected period Results 6 days sooner 9. False negatives, while more common, typically occur due to testing too early or drinking too much liquid before testing. Pink lines tend to be easier to see when testing early compared to blue lines. A positive result on a dye test is usually indicated by a line or plus sign, that is activated by a chemical reaction. Staff at telecommunications giant Charter Communications are still having to work f. OVER 99% ACCURATE: The Clearblue Early Detection Pregnancy Test is over 99% accurate from the day you expect your period [1] RESULTS 6 DAYS SOONER: Can tell you 6 days sooner than your missed period (5 days before you expect your period) [2] DETECTS hCG HORMONE: Can detect even low levels of the "pregnancy hormone" (hCG) in your urine [3. But they can cause the body to start producing hCG, which can be picked up on a pregnancy test and cause a false positive reading. Then I heard about the blue dye giving false positives, so I took a pink dye test that was definitely positive!!! Like P PolarAM361 Aug 22, 2018 at 9:16 PM A false positive result means a woman is told she is pregnant via a blue cross on the screen, when she is not. So I know that the blue dye tests are more likey to give a false positve.
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And, that if it is blue dye - it can be a false positive. that looks like a positive! just for some accurate information blue and pink dye tests are relatively the same as long as you see the line within the time frame given, there is color to the line& the thickness is the same as the control line. A dye run occurs when the ink or dye used in the pregnancy test kit spreads unevenly across the result window, creating streaks or smudges that can be mistaken for a positive result. TIA! Walgreens pink dye tests. What Does a Faint Line Mean? If your pregnancy test shows a positive result, this is what could be happening Husband bought me pregnancy test and it's the blue dye (I usually use pregmate pink strips) so unsure if this is a dreadful blue dye indent or a true BFP? Anyone have a VFL that looked like this and was a real BFP?? I'm 9DPO June 30, 2024 | by CCowley2002. Today got a barely positive for the blue test. (5 days before the expected period) >99% accurate at detecting typical pregnancy hormone levels. HCG is normally only present in your body if you are pregnant. An evaporation (or evap) line is a slight, typically colorless streak on an at-home pregnancy test that can cause confusion. I think they do have false positives. There are several reasons peo. An evaporation line will always be colorless, unlike a positive line, which will either be completely dark in color or have a slight hue of color. While I wouldn't consider that a false positive persay it also isn't a pregnancy. The innovative Clearblue® Rapid Detection Pregnancy Test offers many important benefits: It provides an easy-to-read pregnant (+) result from 1 minute when used from the day of missed period. However, I've kept both of the tests and over the last day they have both gotten much darker and definitely blue What Does A Positive Blue Dye Test Look Like? When it comes to taking a pregnancy test, the anticipation and nerves can be overwhelming. Meanwhile, the blue dye antibodies yield a lighter, more subdued line. john deere 310 backhoe for sale Pregmate has 50 for around $15 and I know a lot of people get other brands off Amazon. I've used them for my first (she's 2. Latest: 11 days ago | k8orade. I Noticed it after it sat around a few hours. One common type of test is the blue dye test. There are so many different pregnancy tests to choose between, but these are the best, according to BabyCenter parents. In clinical testing with early pregnancy samples, Clearblue® Rapid Detection gave the following results: An early blue dye test was defined as one performed on POD 12 or less Blue dye leak seen in the left surgical drain indicating positive blue dye test and eventual diagnosis of OPCF in a patient post laryngectomy at POD 7. This is a test that uses orange dye (fluorescein) and a blue light to detect foreign bodies in the eye. one yesterday evening period this morning the line faded some. Last post: 01/09/2017 at 9:28 am 31/08/2017 at 6:56 am. Clear blue ultra early pregnancy test Evap line or positive? 29 replies. If you are pregnant or planning. Like MelanieFreddy Positive Like momma2b2k19 Took a blue dye pregnancy test and got a faint positive. A positive is a positive. Evap lines can appear to be thinner than a true positive result would be. However, there are some very rare medical conditions that can cause high hCG levels. I got a false positive a few weeks back (I should've known, the "blue line" was off-centered. I’m bloated, slight cramping and def feel pregnant but what does this daily line mean? Should I take a better test? Could I not be pregnant? I’m so. Jun 2, 2020 · Over-the-counter pregnancy tests are either digital or dye-based. Pregnancy tests with blue or pink dye typically show one line if the result is negative and two if hCG is detected, meaning the result is positive If an at-home pregnancy test is positive. liz cheney young pictures I’m going to go buy another test to recheck tomorrow morning. It's a thin little dipstick, but they're super affordable to test all the time and sensitive. It's due to the evaporation line. A dye run occurs when the ink or dye used in the pregnancy test kit spreads unevenly across the result window, creating streaks or smudges that can be mistaken for a positive result. You may use a pink dye test, blue dye test or digital test- and then different tests of those types vary with how they show their pregnancy test results. No: Ovarian cysts do no cause false positive pregnancy tests. Sometimes the evaporation line can mimic a positive result by causing a faint line to appear. It has found wide applications both as vital staining in living tissues and as a special stain owing to. I used the test this morning and the horizontal line showed (not pregnant) but no control line. Blue dye test shown, but pink dye test is negative. Learn to tell the difference between an evaporation line and a positive. A positive pregnancy test indicates that there is a 98-99% chance that you are pregnant. Advertisement | page continues below Pregnancy & Ovulation Test Gallery Clearblue: line after 1 hour Thread starter. Pregnancy calculator. If blue in color, such lines are known as blue dye run on a pregnancy test. Objective: The authors assessed the diagnostic accuracy of a new modified Evans blue dye test (MEBDT) as a screening test for aspiration in tracheostomized patients. Clearblue ® Early Detection: 71% of pregnancies can be detected 6 days before the missed period. A home urine pregnancy test gives a reliable result 3 weeks after sex (3 weeks after when conception might have occurred), o Created for people with ongoing healthcare needs but benefits everyone. Convinced myself it was an evap line since I used blue dye. keytruda cancer She is confused about next steps. If a woman is pregnant, hCG will be found in urine, so we can do urine tests using monoclonal antibodies. Pink vs. Ugh! I ordered a pink dye and they gave me this. Today AF is 3 days late and I used a clear blue blue dye test with fmu and it was 100% negative. While the early signs of pregnancy (think fatigue, nausea, appetite changes, more frequent urination, bloating and weight changes, and breast changes1) are common symptoms of PMS. An evaporation line on a pregnancy test is a faint line (or rather, mark) caused by a test reaction that occurs when the urine evaporates, or when the test gets wet. And, that if it is blue dye - it can be a false positive. I've also seen lines that are present even before you take the test, which are kind of grey. However, it is important to carefully read and follow the instructions on the test to avoid confusion. One particular brand had over 200 reviews and all but a few were 1 star because of false positives. Positive test, or please help me understand? - Reddit. I had a false positive on a blue dye test, and it wasn't a thin line. Also it's hard to put a price on peace of mind- even with knowing how sensitive the cheapies are, if not trying a different test is going to drive you crazy it's probably worth it to take one of the expensive tests. I opened up this morning's test as well and there's a darker second line outside of. A home urine pregnancy test gives a reliable result 3 weeks after sex (3 weeks after when conception might have occurred), o Created for people with ongoing healthcare needs but benefits everyone. Tip: Avoid blue-dyed pregnancy tests; they may give evap lines a blue color. Sometimes the evaporation line can mimic a positive result by causing a faint line to appear. The line was faint but definitely there but now I have googled myself crazy about Blue dye tests and false positive with that brand. Try not to let people get in. Generally speaking pregnancy tests are really good in having very few false positives. Clearblue Rapid Detection Pregnancy Test has been designed to offer you the easiest pregnancy testing experience, with the accuracy you expect from Clearblue - and result as fast as 1 minute 1.
I'd try a pink dye test before getting your hopes up. False positive results are incredibly rare, and only happen if you have recently been pregnant, you're on fertility. Advertisement | page continues below Pregnancy & Ovulation Test Gallery Clearblue: line after 1 hour Thread starter. Whether or not you are hoping for a positive result, a false positive can be very upsetting. relogistics It's a thin little dipstick, but they're super affordable to test all the time and sensitive. Dye Stealer Pregnancy Test Meaning Explained. I found out at 3 weeks with my daughter so I know though it's unlikely I've had it happen before lol. used my second one with fmu and was a slightly darker + both have colour blue in and as thick as the test line. I've been burned by both pink and blue tests before so I'm not getting. The news of Emily Weiss moving to the role of chairwoman of Glossier from her former position as CEO was riddled with gender biases in how it was covered by the media The Palace Resorts chain in Mexico and Jamaica is offering travelers a free two-week stay if they test positive for COVID-19 at the end of their stay. Apr 16, 2024 · If accidentally ingested please seek medical advice and for any further questions contact our careline at 1-800-321-3279. Oct 4, 2009 · Ok, on my other thread, several people thought my blue dye (Equate) test looked like a BFP. pet friendly houses to rent near me Monoclonal antibodies can be used to detect particular antigens in patient samples of blood or tissue. net, one visible line on a pregnancy test means the test is negative and that the woman is not pregnant. Very clearly (but still very faint) positive on a no-name blue dye, stark negative on a FRER (so negative the test line was white ). Making the control line lighter than your test line! You've got a perfect dye stealer! Like Youbrokethemold. There is an extremely faint line on. the walmart. They should be easy to read, accurate, affordable, and sensitive (if you want to test as early as possible). No this isn't the case with blue dye tests. jared owen A positive result—even a faint line —on a pregnancy test means you're almost certainly pregnant. Blue tests when they are really definitely positive looking are, but when it's faint, it. Jun 2, 2020 · Over-the-counter pregnancy tests are either digital or dye-based. This is where the dye color makes a difference.
Taking a pregnancy test is super stressful, and the possibility of false positives, evap lines, and potentially false negatives make it even worse. Apr 16, 2024 · Each pregnancy test is different, with some brands using a red dye and others, like Clearblue, a blue dye. These tests detect a pregnancy hormone called human chorionic gonadotropin (hCG) in a urine sample. These clear blue test do show a blue thin evap line after the time quite a lot. Apr 16, 2024 · Each pregnancy test is different, with some brands using a red dye and others, like Clearblue, a blue dye. An evaporation line is a slight streak that appears where the positive line on a pregnancy test should be. Dec 25, 2021 · I have two kids and have never had experience with false positives, yet here I am! Blue dye test looked positive pretty immediately, but pink dye today is negative. A line which shows up way after the usual 5-10-minute timeframe is called an Evaporation Line. Early pregnancy symptoms; Join your due date club; Premature and SCBU babies; Baby and child health. How to use a Clearblue pregnancy test: A step-by-step guide: Remove the test stick from the wrapper and take off the cap. Let’s start with easy to read. Thanks for the advice! I think we may wait a few more days and then get either a pink dye or a digital readout. Pregnancy Week 41 I know, I know, I'll go buy a pink dye test today lol. As your urine evaporates, the test may show a faint grey-colored line, which resembles blue on the stick, and. There are many pregnancy tests available these days that have made the testing process a lot easier. And sure, you could drink it if you want to get all nostalgic about your 1980s childhood. on Wednesday morning I took a frer and a clearblue early, and had a beta drawn that morning. I tested 4 days before my missed period and received a positive test, however, the line was very faint. ladwp power outage today Got SO excited, that was the first time I'd ever seen a line on a test and knew I wasn't imagining it - it was also the first time i've ever used that brand. I tested last night on clear blue and thought I could see a v faint. If you've had UTIs frequently you are probably familiar with the. Just after taking that second test I read on here that blue-dye pregnancy tests are horrible and infamous for giving false positives. NASA has announced 20 new partnerships with commercial space outfits, among them collaborations with SpaceX, Blue Origin and Rocket Lab. Let’s start with easy to read. I took one more test the next day with FMU to make sure I wasn't crazy. Parasites exposed to the antibody-containing serum are modified and stained. Blue dye pregnancy test positive pink dye negative This is killing me. When it comes to taking a pregnancy test, all Clearblue tests are over 99% accurate at detecting pregnancy from the day you expect your period 4. With 2 ways to test, you will have 2 ways to know and you can double-check your result. I felt this was the perfect place to discuss the bashing of blue dye tests. However, its validity for the diagnosis of dysphagia in patients with a tracheostomy is uncertain so far. The most sensitive test you can get would be a blood test at. clear blue tests with blue dye are junk. Blue dye tests tend to have more issues with evap lines, and just generally suck. Among these methods is methylene blue dye, that when administered mixed with liquids or semi-solids and in an amount greater than a few drops, constitutes the so-called modified blue-dye test (MBDT) [ 13 ]. I've used them for my first (she's 2. A faint positive pregnancy test can be quite confusing. It doesn't have to sit an hour to have a dye run. A true positive on a blue dye is generally unmistakable - quite dark and no questioning that it is there. Both blue and pink dye tests employ a chemical reaction that activates a color change on a designated strip to display a line or. Nov 5, 2023 · A faint line on a pregnancy test can mean a positive result, an evaporation line, a chemical pregnancy, or a miscarriage. It means you're currently pregnant. best litter for litter robot For a red dye test, a faint line will look light pink, whereas a blue dye test will produce a light blue line See images below to get an idea of what a faint line can look like. I'd suggest giving it a few more days and retesting. ( source) When you take a pregnancy test, the control line shows that the test is working, and the test line shows the results. Evaporation lines are colorless streaks, not actual lines. Blue dye vs. Yes — digital tests are more expensive than non-digital tests. I then repeated with first response digital and dye the following day 12dp5dt, digital says yes+ but very faint line on the dye test Pregnancy Week 41 I know blue dye tests are terrible but I was just hoping to see other people's indents vs. When a positive test line in a urine home pregnancy test is stronger than the control line, it is called a "dye stealer pregnancy test This happens when hCG hormone levels are high enough that they pull, or "steal," dye from the control line. Only Clearblue® has an unique progress indicator that counts down to the result and gives you confidence every step of the way until your result is digitally displayed in words. I just has my baby girl in September and had a positive pregnancy test two days ago. Hi all, I am 11 dpo and took a Target brand test this morning followed by a Clear Blue test (bottom two in picture). I am not sure if I can make it out to… I used Sainsbury's own pregnancy test and had faint but clear blue lines indicating it was positive so I brought a first - Page: 2 Each pregnancy test is different, with some brands using a red dye and others, like Clearblue, a blue dye. Of course I got all excited, went out and bought a FRER and it was BFN. i've never used blue dye tests because i have heard they can have problems like that. Today I was negative on first response digital but still positive on the other two thankfully! Oct 17, 2023 · There is nothing wrong with blue dye tests, and they are often just as sensitive as pink dye tests. Once used, a pregnancy test becomes useless after the 10-minute window. If you used an expired pregnancy test or didn't follow testing instructions, it doesn't hurt to test again right away. Best Early Detection: First Response Test And Confirm Pregnancy Test at Amazon ($20) Jump to Review. It's slightly less sensitive than First Response Early Result, but it has a wider absorbent tip and a longer handle (pack of two) Clearblue is best known for its blue-dye plus. 30 Discover videos related to 3 Weeks Pregnant Positive Test Clear Blue Pink Dye on TikTok. An evaporation line may appear as a mark on a pregnancy test if: More than 10 minutes have passed since taking the test. This is why pregnancy tests give specific directions.