{"id":685,"date":"2026-10-20T08:09:41","date_gmt":"2026-10-20T08:09:41","guid":{"rendered":"https:\/\/ivfprep.guide\/articles\/?p=685"},"modified":"2026-10-20T08:15:13","modified_gmt":"2026-10-20T08:15:13","slug":"sore-throat-implantation","status":"publish","type":"post","link":"https:\/\/ivfprep.guide\/articles\/sore-throat-implantation\/","title":{"rendered":"Sore Throat Implantation Pregnancy Link: What the Lists Say"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>The sore throat implantation pregnancy link exists on forum symptom lists and nowhere else. Checked on 20 October 2026, the NHS early pregnancy signs page lists twelve signs and no sore throat, and neither progesterone leaflet names one. In a two week wait a sore throat has ordinary causes: a seasonal virus, dry air, reflux. 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String(window.getSelection()) : '';\n      if (sel && sel.trim()) { return; }\n      var el = e.target.closest('[data-i]'); if (!el) { return; }\n      var i = parseInt(el.getAttribute('data-i'), 10); if (isNaN(i)) { return; }\n      if (!audio.paused && i === curIdx) { return; }\n      lastUser = Date.now();\n      audio.currentTime = starts[i];\n      var p = audio.play(); if (p && p.catch) { p.catch(function(){}); }\n      try { if (typeof gtag === 'function') { gtag('event', 'audio_chapter', { article: location.pathname, source: 'sentence', start: Math.round(starts[i]) }); } } catch (err) {}\n    });\n    audio.addEventListener('seeked', tick);\n    audio.addEventListener('ended', function(){ setNow(-1); });\n  }\n  if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', start); } else { start(); }\n})();<\/script>\n<\/div>\n\n\n\n<p class=\"msq-hook wp-block-paragraph\">On this page: the NHS early pregnancy signs list and both progesterone leaflets checked line by line on 20 October 2026, the three ordinary causes of a sore throat in a wait with their sources, 21 dated accounts from four threads on r\/IVF and Mumsnet, and a checklist for ringing the clinic about a temperature.<\/p>\n\n\n\n<div class=\"msq\" id=\"ms-quiz\" data-slug=\"sore-throat-implantation\" data-category=\"signs and symptoms\" data-list=\"1\">\n<style>.msq,.msq-hook,.msq-box,.msq-end,.msq-tool{--msq-accent:#1F4E79;--msq-accent-text:#FFFFFF;--msq-line:#CBD8E6;--msq-warn:#B4531A;--msq-muted:#4A5560;--msq-tint:#EEF3F8;--msq-base:#FFFFFF}\n.msq{margin:1.25em 0 1.75em}\n.msq-hook{border-left:3px solid var(--msq-accent);padding:6px 14px;color:var(--msq-muted);font-size:.97em}\n.msq-box{background:var(--msq-tint);border:1px solid var(--msq-line);border-radius:12px;padding:0}\n.msq-box>summary{cursor:pointer;list-style:none;padding:14px 18px;font-weight:700;color:var(--msq-accent)}\n.msq-box>summary::-webkit-details-marker{display:none}\n.msq-box>summary::before{content:\"+\";display:inline-block;width:1.1em;font-weight:800}\n.msq-box[open]>summary::before{content:\"\\00d7\"}\n.msq-body{padding:2px 18px 18px}\n.msq-intro{margin:0 0 12px;font-size:.95em;color:var(--msq-muted)}\n.msq-list{margin:0;padding:0;list-style:none}\n.msq-q{margin:0 0 18px;padding:0}\n.msq-question{font-weight:700;margin:0 0 8px}\n.msq-options{display:flex;flex-direction:column;gap:8px}\n.msq-opt{text-align:left;background:var(--msq-base);border:1px solid var(--msq-line);border-radius:8px;padding:10px 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0 6px;font-size:1.15em}\n.msq-tool p{margin:0 0 10px}\n.msq-tool .msq-note{font-size:.85em;color:var(--msq-muted);margin:10px 0 0}\n.msq-check label{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px solid var(--msq-line);cursor:pointer;line-height:1.4}\n.msq-check label:last-of-type{border-bottom:0}\n.msq-check input{margin-top:5px;flex:0 0 auto;width:18px;height:18px;accent-color:var(--msq-accent)}\n.msq-check-count{font-weight:700;margin:10px 0 0}\n.msq-verdict-box{margin:12px 0 0;padding:10px 14px;border-radius:8px;background:var(--msq-base);border-left:3px solid var(--msq-warn)}\n.msq-verdict-box[hidden]{display:none}\n.msq-calc{display:grid;grid-template-columns:1fr 1fr;gap:10px 16px}\n.msq-calc label{display:flex;flex-direction:column;gap:4px;font-size:.92em}\n.msq-calc input,.msq-calc select{padding:8px 10px;border:1px solid var(--msq-muted);border-radius:8px;font:inherit;background:#fff}\n.msq-calc-out{grid-column:1 \/ -1;margin-top:6px;padding:12px 14px;background:var(--msq-base);border-radius:8px;border:1px solid var(--msq-line)}\n.msq-calc-out strong{font-size:1.15em}\n.msq-choose label{display:block;padding:9px 12px;margin:0 0 8px;background:var(--msq-base);border:1px solid var(--msq-line);border-radius:8px;cursor:pointer}\n.msq-choose input{margin-right:8px;accent-color:var(--msq-accent)}\n.msq-choice-result{margin-top:10px;padding:12px 14px;background:var(--msq-base);border-left:3px solid var(--msq-accent);border-radius:0 8px 8px 0}\n.msq-choice-result[hidden]{display:none}\n@media (max-width:600px){.msq-calc{grid-template-columns:1fr}}\nh2.wp-block-heading[id]{scroll-margin-top:24px}<\/style>\n<noscript><style>.msq-explain{display:block !important}<\/style><\/noscript>\n<details class=\"msq-box\">\n<summary>Think you already know this? Five questions, one minute.<\/summary>\n<div class=\"msq-body\">\n<p class=\"msq-intro\">Every answer is on this page. Answer from what you know now; the page fills in the rest.<\/p>\n<ol class=\"msq-list\">\n<li class=\"msq-q\" data-q=\"1\" data-answer=\"a\" data-title=\"Does the NHS early pregnancy signs list mention a sore throat?\" data-section=\"#does-the-nhs-early-pregnancy-signs-list-mention-a-sore-throa\">\n<p class=\"msq-question\">1. How many early signs does the NHS signs and symptoms of pregnancy page list, and is a sore throat among them?<\/p>\n<div class=\"msq-options\" role=\"group\" aria-label=\"Question 1 options\"><button type=\"button\" class=\"msq-opt\" data-opt=\"a\">Twelve, and no<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"b\">Twelve, including a sore throat<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"c\">Six, including a cold<\/button><\/div>\n<p class=\"msq-explain\" hidden><span class=\"msq-verdict\"><\/span>The <a href=\"https:\/\/www.nhs.uk\/pregnancy\/trying-for-a-baby\/signs-and-symptoms-of-pregnancy\/\" target=\"_blank\" rel=\"noopener\">NHS signs and symptoms of pregnancy page<\/a>, last reviewed 31 July 2026, lists twelve early signs, from a missed period to changes in mood, and the words throat, cold, cough and fever appear nowhere on it. <a class=\"msq-section\" href=\"#does-the-nhs-early-pregnancy-signs-list-mention-a-sore-throa\">Read the section<\/a><\/p>\n<\/li>\n<li class=\"msq-q\" data-q=\"2\" data-answer=\"b\" data-title=\"Do the progesterone leaflets list a sore throat as a side effect?\" data-section=\"#do-the-progesterone-leaflets-list-a-sore-throat-as-a-side-ef\">\n<p class=\"msq-question\">2. Which line in the Cyclogest 400 mg leaflet comes closest to feeling fluish?<\/p>\n<div class=\"msq-options\" role=\"group\" aria-label=\"Question 2 options\"><button type=\"button\" class=\"msq-opt\" data-opt=\"a\">Common: breast pain<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"b\">Uncommon: feeling cold or body temperature change or general discomfort<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"c\">Common: sore throat<\/button><\/div>\n<p class=\"msq-explain\" hidden><span class=\"msq-verdict\"><\/span>The <a href=\"https:\/\/www.medicines.org.uk\/emc\/files\/pil.5569.pdf\" target=\"_blank\" rel=\"noopener\">Cyclogest 400 mg leaflet<\/a>, revised October 2022, lists feeling cold or body temperature change or general discomfort as an uncommon reaction in assisted reproduction patients, up to 1 in 100, and names no sore throat anywhere. <a class=\"msq-section\" href=\"#do-the-progesterone-leaflets-list-a-sore-throat-as-a-side-ef\">Read the section<\/a><\/p>\n<\/li>\n<li class=\"msq-q\" data-q=\"3\" data-answer=\"b\" data-title=\"What ordinarily causes a sore throat during a two week wait?\" data-section=\"#what-ordinarily-causes-a-sore-throat-during-a-two-week-wait\">\n<p class=\"msq-question\">3. According to the UKHSA Green Book, when does flu activity in the UK usually peak?<\/p>\n<div class=\"msq-options\" role=\"group\" aria-label=\"Question 3 options\"><button type=\"button\" class=\"msq-opt\" data-opt=\"a\">July to August<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"b\">December to February<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"c\">It has no season<\/button><\/div>\n<p class=\"msq-explain\" hidden><span class=\"msq-verdict\"><\/span>The <a href=\"https:\/\/assets.publishing.service.gov.uk\/media\/6a8f08eddf4246cf45e46591\/Green_Book_Influenza_25_08_2026.pdf\" target=\"_blank\" rel=\"noopener\">UKHSA Green Book chapter on influenza<\/a> says activity starts to increase from November and peaks between December and February, which puts an autumn or winter two week wait inside cold and flu season. <a class=\"msq-section\" href=\"#what-ordinarily-causes-a-sore-throat-during-a-two-week-wait\">Read the section<\/a><\/p>\n<\/li>\n<li class=\"msq-q\" data-q=\"4\" data-answer=\"b\" data-title=\"What do people in the wait actually report about a sore throat?\" data-section=\"#what-do-people-in-the-wait-actually-report-about-a-sore-thro\">\n<p class=\"msq-question\">4. In the October 2025 r\/IVF thread, how was the one reply calling congestion a possible sign of implantation received?<\/p>\n<div class=\"msq-options\" role=\"group\" aria-label=\"Question 4 options\"><button type=\"button\" class=\"msq-opt\" data-opt=\"a\">It was the top comment<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"b\">It was the lowest scored comment in the thread<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"c\">The moderators pinned it<\/button><\/div>\n<p class=\"msq-explain\" hidden><span class=\"msq-verdict\"><\/span>In the <a href=\"https:\/\/www.reddit.com\/r\/IVF\/comments\/1ofccb8\/woke_up_morning_after_transfer_with_a_cold\/\" target=\"_blank\" rel=\"noopener\">October 2025 r\/IVF thread<\/a> that reply sat at the bottom of the scoring, while the replies that drew votes described colds and stomach bugs beside both results and no pattern. <a class=\"msq-section\" href=\"#what-do-people-in-the-wait-actually-report-about-a-sore-thro\">Read the section<\/a><\/p>\n<\/li>\n<li class=\"msq-q\" data-q=\"5\" data-answer=\"b\" data-title=\"When is a sore throat or a temperature a reason to ring the clinic?\" data-section=\"#when-is-a-sore-throat-or-a-temperature-a-reason-to-ring-the\">\n<p class=\"msq-question\">5. What thermometer reading does the NHS define as a high temperature in pregnancy?<\/p>\n<div class=\"msq-options\" role=\"group\" aria-label=\"Question 5 options\"><button type=\"button\" class=\"msq-opt\" data-opt=\"a\">37C or above<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"b\">38C or above<\/button><button type=\"button\" class=\"msq-opt\" data-opt=\"c\">40C or above<\/button><\/div>\n<p class=\"msq-explain\" hidden><span class=\"msq-verdict\"><\/span>The <a href=\"https:\/\/www.nhs.uk\/pregnancy\/common-symptoms\/pregnancy-symptoms-you-need-to-get-help-for\/\" target=\"_blank\" rel=\"noopener\">NHS page on pregnancy symptoms you need to get help for<\/a>, reviewed 24 June 2026, says a high temperature can be a sign of an infection and defines one as 38C or above, or feeling hotter than usual and shivering. <a class=\"msq-section\" href=\"#when-is-a-sore-throat-or-a-temperature-a-reason-to-ring-the\">Read the section<\/a><\/p>\n<\/li>\n<\/ol>\n<div class=\"msq-result\" hidden><\/div>\n<\/div>\n<\/details>\n<script>(function(){\n  if (window.__msqInit) { return; }\n  window.__msqInit = true;\n  var root = document.getElementById('ms-quiz');\n  if (!root) { return; }\n  var meta = { slug: root.getAttribute('data-slug'), category: root.getAttribute('data-category'),\n               list: root.getAttribute('data-list') || '1' };\n  function qs(el, s){ return el.querySelector(s); }\n  function qsa(el, s){ return Array.prototype.slice.call(el.querySelectorAll(s)); }\n  function track(name, params){\n    try { if (typeof gtag === 'function') { var p = params || {}; p.article = meta.slug; gtag('event', name, p); } } catch (e) {}\n  }\n  function jumpList(missed){\n    if (!missed.length) { return ''; }\n    return '<ul class=\"msq-jump\">' + missed.map(function(q){\n      return '<li><a href=\"' + q.getAttribute('data-section') + '\">' + q.getAttribute('data-title') + '<\/a><\/li>';\n    }).join('') + '<\/ul>';\n  }\n  function emailForm(){\n    return '<div class=\"msq-sub\"><p><strong>Get the next one.<\/strong> We publish new articles on ' + meta.category\n      + ' most weeks and recheck this page on Sundays. 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Calculators carry their own small script. *\/\n  function initTools(){\n    qsa(document, '.msq-check').forEach(function(box){\n      var key = 'msq-check-' + meta.slug + '-' + (box.getAttribute('data-id') || 'x');\n      var boxes = qsa(box, 'input[type=checkbox]'), count = qs(box, '.msq-check-count');\n      var yes = qs(box, '.msq-verdict-yes'), no = qs(box, '.msq-verdict-no');\n      var saved = {};\n      try { saved = JSON.parse(localStorage.getItem(key) || '{}'); } catch (e) {}\n      boxes.forEach(function(cb, i){ if (saved[i]) { cb.checked = true; } });\n      function refresh(){\n        var n = boxes.filter(function(cb){ return cb.checked; }).length, state = {};\n        boxes.forEach(function(cb, i){ if (cb.checked) { state[i] = 1; } });\n        try { localStorage.setItem(key, JSON.stringify(state)); } catch (e) {}\n        if (count) { count.textContent = n + ' of ' + boxes.length + (box.getAttribute('data-verb') || ' done'); }\n        if (yes && no) { yes.hidden = n === 0; no.hidden = n !== 0; }\n      }\n      boxes.forEach(function(cb){ cb.addEventListener('change', function(){ refresh(); track('tool_check', { tool: box.getAttribute('data-id') }); }); });\n      refresh();\n    });\n    qsa(document, '.msq-choose').forEach(function(box){\n      var results = qsa(box, '.msq-choice-result');\n      qsa(box, 'input[type=radio]').forEach(function(r){\n        r.addEventListener('change', function(){\n          results.forEach(function(el){ el.hidden = el.getAttribute('data-for') !== r.value; });\n          track('tool_choose', { tool: box.getAttribute('data-id'), choice: r.value });\n        });\n      });\n    });\n  }\n  \/\/ read progress: how far down the article the reader has scrolled, fired once per quarter\n  (function(){\n    var art = root.closest('article') || root.parentNode, fired = {};\n    function check(){\n      var top = art.getBoundingClientRect().top + window.pageYOffset, h = art.offsetHeight || 1;\n      var seen = (window.pageYOffset + window.innerHeight - top) \/ h * 100;\n      [25, 50, 75, 100].forEach(function(m){ if (seen >= m && !fired[m]) { fired[m] = true; track('read_progress', { percent: m }); } });\n    }\n    window.addEventListener('scroll', check, { passive: true }); window.addEventListener('load', check);\n  })();\n  if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', initTools); } else { initTools(); }\n})();<\/script>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"why-do-forum-lists-put-a-sore-throat-among-implantation-sign\">Why do forum lists put a sore throat among implantation signs?<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Search the phrase and what ranks is a row of symptom roundups and forum threads, not a clinic page and not a study. One roundup that ranks says the embedding embryo sets off an inflammatory response that swells the tissues of the throat. It cites nothing. The forum version comes in two flavours that cannot both be true: the body turning its immune system down to accept the embryo, so a sore throat is a good sign, or the immune system attacking the embryo, so it is a bad sign. The same scratch, read as a yes and as a no, with equal certainty.<\/p>\n\n\n<p class=\"wp-block-paragraph\">A two week wait turns every sensation into a candidate, and this one arrives with a story attached. It also has the asymmetry this site keeps pointing at in <a href=\"https:\/\/ivfprep.guide\/articles\/signs-of-implantation\/\">the honest answer on signs of implantation<\/a>: the people with a sore throat and a result, either result, write posts. Nobody writes a post titled no sore throat, nothing to report. The lists are built from the people who felt something and typed.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"does-the-nhs-early-pregnancy-signs-list-mention-a-sore-throa\">Does the NHS early pregnancy signs list mention a sore throat?<\/h2>\n\n\n<p class=\"wp-block-paragraph\">No. The <a href=\"https:\/\/www.nhs.uk\/pregnancy\/trying-for-a-baby\/signs-and-symptoms-of-pregnancy\/\" target=\"_blank\" rel=\"noopener\">NHS page on the signs and symptoms of pregnancy<\/a>, last reviewed 31 July 2026, was read line by line for this article on 20 October 2026. It lists twelve early signs: a missed period; a bleed similar to a very light period; feeling or being sick; feeling extremely tired after your usual activities; sore breasts; needing to pee more often; constipation; more vaginal discharge; a metallic taste in your mouth; a sensitivity to certain smells; cravings or a loss of interest in foods; and changes in your mood. The only thing it calls sore is breasts. The words throat, cold, cough and fever do not appear anywhere on the page.<\/p>\n\n\n<p class=\"wp-block-paragraph\">That list is a list of signs of pregnancy, most of them attached to the weeks after a missed period. Nobody official has written a day by day guide to the fortnight before a test, because there is nothing reliable to put in it.<\/p>\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1376\" height=\"768\" src=\"https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/window-sill-morning-light-sore-throat-implantation-pregnancy.jpg\" alt=\"A glass of water and a folded blanket on a bedroom window sill, sore throat implantation pregnancy wait.\" class=\"wp-image-683\" srcset=\"https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/window-sill-morning-light-sore-throat-implantation-pregnancy.jpg 1376w, https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/window-sill-morning-light-sore-throat-implantation-pregnancy-300x167.jpg 300w, https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/window-sill-morning-light-sore-throat-implantation-pregnancy-1024x572.jpg 1024w, https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/window-sill-morning-light-sore-throat-implantation-pregnancy-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><figcaption class=\"wp-block-image__caption\">Morning light on a window sill: the dry air of a heated bedroom is one ordinary cause of a sore throat.<\/figcaption><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"do-the-progesterone-leaflets-list-a-sore-throat-as-a-side-ef\">Do the progesterone leaflets list a sore throat as a side effect?<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Neither of the two vaginal progesterone products most often prescribed in UK treatment names one. The <a href=\"https:\/\/www.medicines.org.uk\/emc\/files\/pil.5569.pdf\" target=\"_blank\" rel=\"noopener\">Cyclogest 400 mg pessary leaflet<\/a>, revised October 2022, carries a separate list of reactions seen in assisted reproduction patients, and the line that comes closest to feeling fluish is an uncommon one, up to 1 in 100: feeling cold or body temperature change or general discomfort. The <a href=\"https:\/\/www.medicines.org.uk\/emc\/product\/3244\/pil\" target=\"_blank\" rel=\"noopener\">Utrogestan Vaginal 200 mg leaflet<\/a>, revised March 2024, lists five effects and gives no frequency for any of them. The table carries the exact lines.<\/p>\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Document checked 20 October 2026<\/th><th>Date on the document<\/th><th>Closest lines to a throat, temperature or taste<\/th><th>Sore throat named?<\/th><\/tr><\/thead><tbody><tr><td><a href=\"https:\/\/www.nhs.uk\/pregnancy\/trying-for-a-baby\/signs-and-symptoms-of-pregnancy\/\" target=\"_blank\" rel=\"noopener\">NHS, signs and symptoms of pregnancy<\/a><\/td><td>Reviewed 31 July 2026<\/td><td>a metallic taste in your mouth; a sensitivity to certain smells<\/td><td>No<\/td><\/tr><tr><td><a href=\"https:\/\/www.medicines.org.uk\/emc\/files\/pil.5569.pdf\" target=\"_blank\" rel=\"noopener\">Cyclogest 400 mg leaflet, general list<\/a><\/td><td>Revised October 2022<\/td><td>Common: drowsiness, stomach discomfort or pain, breast pain<\/td><td>No<\/td><\/tr><tr><td><a href=\"https:\/\/www.medicines.org.uk\/emc\/files\/pil.5569.pdf\" target=\"_blank\" rel=\"noopener\">Cyclogest 400 mg leaflet, assisted reproduction list<\/a><\/td><td>Revised October 2022<\/td><td>Common: hot flush. Uncommon: change in taste; night sweats; feeling cold or body temperature change or general discomfort<\/td><td>No<\/td><\/tr><tr><td><a href=\"https:\/\/www.medicines.org.uk\/emc\/product\/3244\/pil\" target=\"_blank\" rel=\"noopener\">Utrogestan Vaginal 200 mg leaflet<\/a><\/td><td>Revised March 2024<\/td><td>Frequency not known: itching, oily discharge, vaginal haemorrhage, burning sensation; short term tiredness or dizziness<\/td><td>No<\/td><\/tr><tr><td><a href=\"https:\/\/www.nhs.uk\/conditions\/sore-throat\/\" target=\"_blank\" rel=\"noopener\">NHS, sore throat<\/a><\/td><td>Reviewed 8 April 2024<\/td><td>usually caused by viruses (like cold or flu) or from smoking<\/td><td>Cause list, no pregnancy link<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<p class=\"wp-block-paragraph\">Two caveats. A leaflet lists what was reported in trials and since, so not listed is not the same as cannot happen, and an effect that is not on the sheet is exactly what the <a href=\"https:\/\/yellowcard.mhra.gov.uk\/\" target=\"_blank\" rel=\"noopener\">MHRA Yellow Card scheme<\/a> exists to collect. And the two leaflets disagree with each other more than either disagrees with the forums: Cyclogest lists more than twenty reactions for assisted reproduction patients, Utrogestan lists five. Same hormone, different paperwork. A reader on injections or a gel has a third leaflet again, and the clinic knows which one.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"what-ordinarily-causes-a-sore-throat-during-a-two-week-wait\">What ordinarily causes a sore throat during a two week wait?<\/h2>\n\n\n<p class=\"wp-block-paragraph\">The boring answers, which are the likely ones. The <a href=\"https:\/\/www.nhs.uk\/conditions\/sore-throat\/\" target=\"_blank\" rel=\"noopener\">NHS sore throat page<\/a> says sore throats are usually caused by viruses, like cold or flu, and usually improve within a week. The <a href=\"https:\/\/www.cdc.gov\/common-cold\/about\/index.html\" target=\"_blank\" rel=\"noopener\">US CDC<\/a> puts adults at an average of two to three colds a year. The <a href=\"https:\/\/assets.publishing.service.gov.uk\/media\/6a8f08eddf4246cf45e46591\/Green_Book_Influenza_25_08_2026.pdf\" target=\"_blank\" rel=\"noopener\">UKHSA Green Book chapter on influenza<\/a> says flu activity starts to increase from November and peaks between December and February, and a <a href=\"https:\/\/ukhsa.blog.gov.uk\/2026\/10\/08\/are-we-seeing-an-early-flu-season-what-we-know-so-far-about-this-years-strains\/\" target=\"_blank\" rel=\"noopener\">UKHSA blog post on 8 October 2026<\/a> said early signs suggested this season was starting early. A two week wait between October and March is fourteen days spent inside cold season, often in a waiting room, often beside a toddler.<\/p>\n\n\n<p class=\"wp-block-paragraph\">Dry air is the second. The <a href=\"https:\/\/www.mayoclinic.org\/diseases-conditions\/sore-throat\/symptoms-causes\/syc-20351635\" target=\"_blank\" rel=\"noopener\">Mayo Clinic<\/a> lists dryness among the causes of a sore throat: dry indoor air can make the throat feel rough and scratchy, and breathing through the mouth, usually because the nose is blocked, does the same overnight. Central heating comes on in October. So do the morning sore throats that are gone by lunch.<\/p>\n\n\n<p class=\"wp-block-paragraph\">Reflux is the third, and the one with a plausible hormonal thread. Progesterone relaxes smooth muscle, and the ring of muscle at the top of the stomach is smooth muscle. A <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/25528806\/\" target=\"_blank\" rel=\"noopener\">manometry study in early pregnancy<\/a> measured that sphincter in women with heartburn at about 11.5 mmHg before a termination and about 17.3 mmHg afterwards, and a <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC4562453\/\" target=\"_blank\" rel=\"noopener\">review of heartburn in pregnancy<\/a> describes the same mechanism. The <a href=\"https:\/\/www.nhs.uk\/pregnancy\/related-conditions\/common-symptoms\/indigestion-and-heartburn\/\" target=\"_blank\" rel=\"noopener\">NHS heartburn in pregnancy page<\/a> attributes the symptom to hormonal changes. Acid that reaches the throat while you lie flat leaves it raw by morning. Whether the progesterone given in a luteal support cycle does this to the same degree was not found measured in any study for this article; it is a reasonable explanation, not a proven one, and persistent heartburn is a clinic question.<\/p>\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1376\" height=\"768\" src=\"https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/couple-making-tea-sore-throat-implantation-pregnancy.jpg\" alt=\"A partner pouring hot water for a woman with a sore throat during the sore throat implantation pregnancy wait.\" class=\"wp-image-684\" srcset=\"https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/couple-making-tea-sore-throat-implantation-pregnancy.jpg 1376w, https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/couple-making-tea-sore-throat-implantation-pregnancy-300x167.jpg 300w, https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/couple-making-tea-sore-throat-implantation-pregnancy-1024x572.jpg 1024w, https:\/\/ivfprep.guide\/articles\/wp-content\/uploads\/2026\/10\/couple-making-tea-sore-throat-implantation-pregnancy-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><figcaption class=\"wp-block-image__caption\">A partner making a hot drink during the wait; what to take for a sore throat is a clinic or pharmacist question.<\/figcaption><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"what-do-people-in-the-wait-actually-report-about-a-sore-thro\">What do people in the wait actually report about a sore throat?<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Twenty one accounts were read for this article across four threads on two platforms, two on r\/IVF and two on Mumsnet, dated between 2018 and March 2026. They are testimony, not evidence, quoted for what they show about the question rather than for what any of them proves about a cycle.<\/p>\n\n\n<ul class=\"wp-block-list\">\n\n<li>In an <a href=\"https:\/\/www.reddit.com\/r\/IVF\/comments\/1ofccb8\/woke_up_morning_after_transfer_with_a_cold\/\" target=\"_blank\" rel=\"noopener\">r\/IVF thread from October 2025<\/a> a woman woke the morning after her second transfer with a stuffy nose and asked how much it would hurt her chances. Among twenty six replies, one woman had a painful throat and congestion through her own transfer and was four weeks pregnant when she wrote; another had a stomach bug two days after a 2023 transfer and has a daughter. The single reply calling the congestion a possible sign of implantation was the lowest scored comment in the thread. In March 2026 the original poster returned to say the cycle had not worked, and that she doubted the cold was why.<\/li>\n\n\n<li>In an <a href=\"https:\/\/www.reddit.com\/r\/IVF\/comments\/1qyl65b\/sick_post_fet\/\" target=\"_blank\" rel=\"noopener\">r\/IVF thread from February 2026<\/a> a woman on her sixth transfer woke two days afterwards with a scratchy throat and a cough, then ran a temperature. She rang her clinic, which told her what she could use. A commenter reported a sore throat, cough and some fever two days after a 2024 fresh transfer and said it did not affect the outcome. The original poster did not report hers.<\/li>\n\n\n<li>A <a href=\"https:\/\/www.mumsnet.com\/talk\/infertility\/3352019-2ww-and-Sore-Throat-Is-it-all-over\" target=\"_blank\" rel=\"noopener\">Mumsnet thread started in August 2018<\/a> is titled with the question is it all over, by a woman three days past her fifth transfer with a sore throat and swollen glands who had read that it signals an immune problem. One reply called it a good sign. Another had a sore throat in her wait and a positive test, and returned in February 2025, when a new poster had revived the thread with the same fear, to say that child was now five; the next day she wrote that she had a sore throat again and was not pregnant.<\/li>\n\n\n<li>In a <a href=\"https:\/\/www.mumsnet.com\/talk\/infertility\/5096423-flu-like-symptoms-day-after-failed-fet-immune-response\" target=\"_blank\" rel=\"noopener\">Mumsnet thread from June 2024<\/a> a woman whose frozen transfer had failed described four hours of chills and sweating the evening after it and suspected an immune response. She added that the transfer before, which produced her daughter, had come with a sore throat the day after. Same woman, same family of symptom, one of each result.<\/li>\n\n<\/ul>\n\n\n<p class=\"wp-block-paragraph\">The pattern is the question itself, asked in the same words for eight years and answered with two theories that contradict each other and cite nothing. The outcomes sit on both sides of the symptom. Where the accounts agree with the official guidance is the February 2026 poster who rang her clinic about a temperature. Where they part from it is every sentence that reads the throat as a message from the uterus. Nothing in the NHS pages or the leaflets supports that, in either direction.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"when-is-a-sore-throat-or-a-temperature-a-reason-to-ring-the\">When is a sore throat or a temperature a reason to ring the clinic?<\/h2>\n\n\n<p class=\"wp-block-paragraph\">This section is written straight. The <a href=\"https:\/\/www.nhs.uk\/pregnancy\/common-symptoms\/pregnancy-symptoms-you-need-to-get-help-for\/\" target=\"_blank\" rel=\"noopener\">NHS page on pregnancy symptoms you need to get help for<\/a>, reviewed 24 June 2026, says a high temperature can be a sign of an infection, so it is important to get it checked out, and defines one as a thermometer reading of 38C or above, or feeling hotter than usual and shivering. <a href=\"https:\/\/www.cuh.nhs.uk\/patient-information\/patient-information-after-embryo-transfer\/\" target=\"_blank\" rel=\"noopener\">Cambridge IVF, in its patient information after embryo transfer<\/a>, approved 19 February 2026, asks patients to contact the unit for heavy bleeding, for tummy pain not relieved by the pain relief they have been told they may take, and for a raised temperature or feeling unwell. Clinics word this differently; the number in your own paperwork is the one that applies, which is why the checklist below asks you to find it first.<\/p>\n\n\n<p class=\"wp-block-paragraph\">For the throat itself, the <a href=\"https:\/\/www.nhs.uk\/conditions\/sore-throat\/\" target=\"_blank\" rel=\"noopener\">NHS sore throat page<\/a> says to get an urgent GP appointment or call 111 for a very high temperature or feeling hot and shivery, for signs of dehydration, or for a weakened immune system, and to call 999 for difficulty breathing or being unable to swallow. What you can take for a sore throat is a question this page does not answer. The same NHS page says some medicines are not safe for everyone, for example in pregnancy, and to ask a pharmacist; during treatment, the clinic that prescribed your protocol is the first call and the pharmacist the second.<\/p>\n\n\n<p class=\"wp-block-paragraph\">A sore throat appears beside positive tests and negative ones in the accounts above, and so does no sore throat at all, which <a href=\"https:\/\/ivfprep.guide\/articles\/successful-implantation-without-bleeding\/\">this site has argued before<\/a> is the fact the forums cannot show you. The same goes for <a href=\"https:\/\/ivfprep.guide\/articles\/lightning-crotch-implantation\/\">the borrowed term lightning crotch<\/a> and for <a href=\"https:\/\/ivfprep.guide\/articles\/implantation-cramp-location\/\">the maps of where implantation cramps are supposed to be<\/a>. It is a throat. In October it is probably a cold. The test date your clinic gave you has not moved.<\/p>\n\n\n\n<div class=\"msq-tool msq-check\" data-id=\"clinic-call-checklist\" data-verb=\" ready\">\n<h3>Before you ring the clinic about a temperature or feeling unwell<\/h3>\n<p>Clinic pages ask to hear about a raised temperature or feeling unwell. This is what to have in front of you so the call is short and useful. It records; it does not tell you what anything means.<\/p>\n<label><input type=\"checkbox\">The clinic&#8217;s daytime and out of hours numbers from your treatment paperwork, and the temperature threshold it gives, if it gives one<\/label>\n<label><input type=\"checkbox\">Your transfer date and how many days it has been<\/label>\n<label><input type=\"checkbox\">Your thermometer reading, the time you took it and how you took it<\/label>\n<label><input type=\"checkbox\">When the sore throat or illness started, and whether it is getting better or worse<\/label>\n<label><input type=\"checkbox\">The names of everything you are taking for the cycle, as written on the boxes, so the nurse sees the whole list<\/label>\n<label><input type=\"checkbox\">Anything you have already taken for the symptoms, and when<\/label>\n<label><input type=\"checkbox\">The other things the clinic page asks about: heavy bleeding, tummy pain, feeling very unwell<\/label>\n<label><input type=\"checkbox\">Whether you are managing to drink and peeing as usual, which the NHS lists under dehydration<\/label>\n<label><input type=\"checkbox\">A pen, to write down what the clinic says and when they want to hear from you again<\/label>\n<p class=\"msq-check-count\"><\/p>\n<p class=\"msq-note\">This checklist records, it does not decide. The NHS says to call 999 for difficulty breathing or being unable to swallow.<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"frequently-asked-questions\">Frequently asked questions<\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-q-1\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Is a sore throat on the NHS list of early pregnancy signs?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>No. The NHS signs and symptoms of pregnancy page, last reviewed 31 July 2026 and checked for this article on 20 October 2026, lists twelve early signs and none of them is a sore throat, a cold, a cough or a fever.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-q-2\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Can progesterone pessaries cause a sore throat?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Neither the Cyclogest 400 mg leaflet, revised October 2022, nor the Utrogestan Vaginal 200 mg leaflet, revised March 2024, lists a sore throat. The closest line is Cyclogest&#8217;s uncommon entry for feeling cold or body temperature change. Any effect not on a leaflet can be reported to the MHRA Yellow Card scheme, and your clinic should hear about it first.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-q-3\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Does catching a cold after embryo transfer affect the result?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>No primary source found for this article links an ordinary cold to the outcome of a transfer, in either direction. What clinics ask for is to be told about a raised temperature or feeling unwell. Your clinic knows your protocol and this page does not.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-q-4\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">How long does a viral sore throat usually last?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The NHS says sore throats usually improve on their own within a week, and that it is worth seeing a GP if yours has not improved after a week or if you get them often.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-q-5\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Why is my throat worse in the morning during the wait?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The ordinary explanations named by the Mayo Clinic and the NHS are dry indoor air, breathing through the mouth because the nose is blocked, and reflux while lying flat. None of them is a sign of anything about the transfer.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-q-6\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Should a sore throat change when I take my pregnancy test?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>No symptom brings the date forward or pushes it back. The test date your clinic gave you is set by the transfer, not by how your throat feels.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n<div class=\"msq-end\" id=\"ms-quiz-end\">\n<p><strong>Finished the page?<\/strong> The same five questions from the top, to see what stuck.<\/p>\n<button type=\"button\" class=\"msq-btn msq-start-test\">Test Your Understanding of This Article<\/button>\n<div class=\"msq-mount\"><\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><em>This article is general information, not medical advice, and is not a substitute for care from a qualified healthcare professional. Speak to your doctor about your own situation.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Checked on 20 October 2026: the NHS early pregnancy signs list and both progesterone leaflets name no sore throat. What people in the wait report, and when a temperature is a call to the clinic.<\/p>\n","protected":false},"author":1,"featured_media":682,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","rank_math_title":"Sore Throat Implantation Pregnancy Link: What the Lists Say","rank_math_description":"The NHS early pregnancy signs list and both progesterone leaflets name no sore throat. The sore throat implantation pregnancy link lives on forums only.","rank_math_focus_keyword":"sore throat implantation pregnancy","rank_math_canonical_url":"","rank_math_breadcrumb_title":"","rank_math_facebook_title":"","rank_math_facebook_description":"","rank_math_facebook_image":"","rank_math_twitter_title":"","rank_math_twitter_description":"","rank_math_twitter_image":"","rank_math_pillar_content":"","rank_math_robots":[],"rank_math_advanced_robots":[]},"categories":[3],"tags":[],"class_list":["post-685","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-signs-and-symptoms"],"_links":{"self":[{"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/posts\/685","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/comments?post=685"}],"version-history":[{"count":3,"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/posts\/685\/revisions"}],"predecessor-version":[{"id":691,"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/posts\/685\/revisions\/691"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/media\/682"}],"wp:attachment":[{"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/media?parent=685"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/categories?post=685"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ivfprep.guide\/articles\/wp-json\/wp\/v2\/tags?post=685"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}