{"id":1639,"date":"2020-09-20T08:00:00","date_gmt":"2020-09-20T01:00:00","guid":{"rendered":"https:\/\/drsoaraweeurology.com\/?p=1639"},"modified":"2026-08-15T00:21:24","modified_gmt":"2026-08-14T17:21:24","slug":"3-passi-per-prevenire-linfezione-della-vescica","status":"publish","type":"post","link":"https:\/\/drsoaraweeurology.com\/it\/2020\/09\/20\/3-step-prevent-bladder-infection\/","title":{"rendered":"Preventing Recurrent Bladder Infection in Women: 3 Approaches Beyond Antibiotics"},"content":{"rendered":"\n<div class=\"wp-block-columns coblocks-author-columns has-background is-layout-flex wp-container-core-columns-is-layout-52275889 wp-block-columns-is-layout-flex\" style=\"background-color:#8C8C971A;padding-top:2.5rem;padding-right:2.5rem;padding-bottom:2.5rem;padding-left:2.5rem\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\">\n<figure class=\"wp-block-image size-full is-style-rounded\"><img data-recalc-dims=\"1\" fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" data-attachment-id=\"7037\" data-permalink=\"https:\/\/drsoaraweeurology.com\/it\/new-photo-2024\/\" data-orig-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2023\/12\/New-Photo-2024.png?fit=800%2C800&amp;ssl=1\" data-orig-size=\"800,800\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Dr. Soarawee Weerasopone \u2014 Board-Certified Urologist in Bangkok, Thailand\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Dr. Soarawee Weerasopone \u2014 Board-Certified Urologist in Bangkok, Thailand&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2023\/12\/New-Photo-2024.png?fit=800%2C800&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2023\/12\/New-Photo-2024.png?resize=800%2C800&#038;ssl=1\" alt=\"Best Urologist working in Chonburi and Cambodia\" class=\"wp-image-7037\" srcset=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2023\/12\/New-Photo-2024.png?w=800&amp;ssl=1 800w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2023\/12\/New-Photo-2024.png?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2023\/12\/New-Photo-2024.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2023\/12\/New-Photo-2024.png?resize=768%2C768&amp;ssl=1 768w, 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4.022-2.484 4.022-3.722 0-2.016-1.284-3.722-4.097-3.722h-2.222z\"\/>\n    <\/svg>\n  <\/a>\n  \n  <a href=\"https:\/\/scholar.google.com\/citations?user=lTgsRMUAAAAJ&#038;hl=en\" \n     target=\"_blank\" \n     rel=\"noopener\"\n     title=\"Google Scholar\"\n     aria-label=\"View Google Scholar Profile\"\n     style=\"text-decoration: none; color: #4285F4; transition: transform 0.2s; display: inline-block;\"\n     onmouseover=\"this.style.transform='scale(1.15)'\"\n     onmouseout=\"this.style.transform='scale(1)'\">\n    <svg width=\"28\" height=\"28\" viewBox=\"0 0 24 24\" fill=\"currentColor\">\n      <path d=\"M5.242 13.769L0.5 9.5 12 1l11.5 8.5-4.742 4.269C17.548 11.249 14.978 9.5 12 9.5c-2.977 0-5.548 1.748-6.758 4.269zM12 10a7 7 0 1 0 0 14 7 7 0 0 0 0-14z\"\/>\n    <\/svg>\n  <\/a>\n  \n<\/div>\n\n\n\n<p class=\"has-drop-cap wp-block-paragraph\">Recurrent cystitis wrecks quality of life. I have looked after women who get a bladder infection almost every month, and by the time they reach my clinic they have usually taken more antibiotic courses than they can count. This article is about the other approach: lowering the rate of <em>Escherichia coli<\/em> reinfection without reaching for antibiotics every time \u2014 because every unnecessary course pushes you further towards a drug-resistant infection later on.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Of the three approaches below, <strong>the first is entirely in your hands. The second and third need a prescription and a conversation with your doctor<\/strong> \u2014 several of the most effective options here are not things to buy and start on your own.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. Lifestyle modification<\/h4>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img data-recalc-dims=\"1\" decoding=\"async\" width=\"800\" height=\"533\" data-attachment-id=\"1654\" data-permalink=\"https:\/\/drsoaraweeurology.com\/it\/2020\/09\/11\/premature-ejaculation-self-fix\/feet-of-couple-in-comfortable-bed\/\" data-orig-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/New-partner.jpg?fit=1200%2C800&amp;ssl=1\" data-orig-size=\"1200,800\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;4&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;X-T1&quot;,&quot;caption&quot;:&quot;Feet of couple sleeping side by side in comfortable bed. Close up of feet in a bed under white blanket. Bare feet of a man and a woman peeking out from under the cover.Top view with background copy space.&quot;,&quot;created_timestamp&quot;:&quot;1468080379&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;18&quot;,&quot;iso&quot;:&quot;800&quot;,&quot;shutter_speed&quot;:&quot;0.008&quot;,&quot;title&quot;:&quot;Feet of couple in comfortable bed.&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"Multiple or new partner can significantly increase the risk of recurrent UTI\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Multiple or new partner can significantly increase the risk of recurrent UTI&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/New-partner.jpg?fit=800%2C534&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/New-partner.jpg?resize=800%2C533&#038;ssl=1\" alt=\"A couple, illustrating how sexual activity patterns affect recurrent urinary tract infection risk\" class=\"wp-image-1654\" srcset=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/New-partner.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/New-partner.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/New-partner.jpg?resize=1024%2C683&amp;ssl=1 1024w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/New-partner.jpg?resize=768%2C512&amp;ssl=1 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">A new or multiple partners significantly raises the risk of recurrent UTI.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">There is strong evidence linking frequency of sexual activity to recurrent bladder infection. Spermicide use, a new sexual partner, multiple partners, a history of sexually transmitted infection and obesity (BMI over 30) all contribute. Where they apply, the practical moves are changing the spermicide, changing contraceptive method, or weight loss.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These are risk factors, not blame. Plenty of women with none of them still get recurrent infections, and the anatomy of the female urethra explains most of why this problem is so much commoner in women in the first place.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">2. Topical vaginal estrogen (prescription)<\/h4>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img data-recalc-dims=\"1\" decoding=\"async\" width=\"800\" height=\"533\" data-attachment-id=\"1652\" data-permalink=\"https:\/\/drsoaraweeurology.com\/it\/2020\/09\/11\/premature-ejaculation-self-fix\/hand-in-glove-with-anal-or-vaginal-candle-isolated-on-white-background\/\" data-orig-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Estrogen-cream.jpg?fit=1200%2C800&amp;ssl=1\" data-orig-size=\"1200,800\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;14&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 5D Mark IV&quot;,&quot;caption&quot;:&quot;Hand in glove with anal or vaginal candle, isolated on white background&quot;,&quot;created_timestamp&quot;:&quot;1585153866&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;70&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.00625&quot;,&quot;title&quot;:&quot;Hand in glove with anal or vaginal candle, isolated on white background&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"Intravaginal Estrogen supplement has positive effect on preventing recurrent UTI\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Intravaginal Estrogen supplement has positive effect on preventing recurrent UTI &lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Estrogen-cream.jpg?fit=800%2C534&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Estrogen-cream.jpg?resize=800%2C533&#038;ssl=1\" alt=\"Topical vaginal estrogen cream, prescribed to postmenopausal women to reduce recurrent UTI\" class=\"wp-image-1652\" srcset=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Estrogen-cream.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Estrogen-cream.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Estrogen-cream.jpg?resize=1024%2C683&amp;ssl=1 1024w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Estrogen-cream.jpg?resize=768%2C512&amp;ssl=1 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Intravaginal estrogen has a genuine preventive effect after the menopause.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">After the menopause, falling estrogen causes vaginal dryness and changes the vaginal environment, and that is a major reason cystitis starts recurring at this stage of life. The evidence here is strong but specific: <strong>topical vaginal estrogen cream helps; oral estrogen tablets do not.<\/strong> Oral estrogen offers no benefit for preventing bladder infection and carries its own problems, including abnormal vaginal bleeding and breast tenderness. If you are postmenopausal with recurrent infections, this is worth raising with your doctor by name. It is a prescription treatment, and a personal or family history of breast cancer or unexplained vaginal bleeding is a reason to discuss it carefully first rather than a reason to assume it is ruled out.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">3. Non-antibiotic supplements and agents<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cranberry<\/strong> \u2014 the pro-anthocyanins in cranberry interfere with E. coli sticking to the bladder lining and help displace bacteria already attached. A randomised trial found that both 20% cranberry juice and 18% cranberry extract prevented at least one symptomatic infection over 12 months. The active ingredient is proanthocyanidin (PAC), and products vary enormously in how much they actually contain \u2014 <a href=\"https:\/\/drsoaraweeurology.com\/2026\/07\/22\/prevent-recurrent-bladder-infections-uti-without-antibiotics\/\">the dosing detail is set out here<\/a>.<\/li>\n\n\n\n<li><strong>Vitamin C<\/strong> \u2014 ascorbic acid acidifies the urine, which is bacteriostatic. One trial found 100 mg daily significantly lowered the risk of bladder infection over 3 months. This is a single small study, so treat it as a low-risk trial rather than an established measure.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/31941080\/\">D-Mannose<\/a><\/strong> \u2014 a simple sugar excreted in the urine that mimics the surface of the bladder lining cells E. coli targets. The bacteria bind to the D-Mannose instead of the bladder wall and are flushed out with normal urination. The dose studied is 2\u20133 grams daily. <strong>The evidence has become less convincing since this was written:<\/strong> early trials were encouraging, but a large, more recent real-world study found no clear benefit over placebo. It is low-risk and may still be worth a try in an individual case, but it should no longer be presented as established.<\/li>\n\n\n\n<li><strong>Intravaginal Lactobacillus<\/strong> \u2014 restoring the normal vaginal flora makes it harder for E. coli to establish itself and travel to the bladder. A typical regimen is once daily for 5 days, then once weekly for 10 weeks. The evidence favours specific strains rather than any probiotic on the shelf.<\/li>\n\n\n\n<li><strong>Methenamine salts (prescription)<\/strong> \u2014 FDA-approved for recurrent UTI prophylaxis from age 6 upwards. In urine it converts to formaldehyde, which is bacteriostatic. Doses range from 500 mg twice daily to 1 gram four times daily, and the right one for you is a decision for your doctor.<\/li>\n\n\n\n<li><strong>Vaccines<\/strong> \u2014 several UTI vaccines given by oral and vaginal routes are in clinical trials with promising results. Not yet routine practice, but worth watching.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"640\" data-attachment-id=\"1650\" data-permalink=\"https:\/\/drsoaraweeurology.com\/it\/2020\/09\/11\/premature-ejaculation-self-fix\/cranberry\/\" data-orig-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Cranberry.jpg?fit=1200%2C960&amp;ssl=1\" data-orig-size=\"1200,960\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;13&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 5D Mark III&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1561736990&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;50&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.00625&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"Cranberry has a protective effect against recurrent UTI\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Cranberry has a protective effect against recurrent UTI&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Cranberry.jpg?fit=800%2C640&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Cranberry.jpg?resize=800%2C640&#038;ssl=1\" alt=\"Cranberries, a source of the pro-anthocyanins studied in urinary tract infection prevention\" class=\"wp-image-1650\" srcset=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Cranberry.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Cranberry.jpg?resize=300%2C240&amp;ssl=1 300w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Cranberry.jpg?resize=1024%2C819&amp;ssl=1 1024w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Cranberry.jpg?resize=768%2C614&amp;ssl=1 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Cranberry has a genuine, if modest, protective effect against recurrent UTI.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"534\" data-attachment-id=\"1651\" data-permalink=\"https:\/\/drsoaraweeurology.com\/it\/2020\/09\/11\/premature-ejaculation-self-fix\/letter-c-made-from-transparent-pills-near-the-inscription-vitamin-on-a-white-background\/\" data-orig-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/C.jpg?fit=1200%2C801&amp;ssl=1\" data-orig-size=\"1200,801\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;letter C made from transparent pills near the inscription Vitamin on a white background&quot;,&quot;created_timestamp&quot;:&quot;1584109544&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;letter C made from transparent pills near the inscription Vitamin on a white background&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"Vitamin C 100 mg per day might be a good trial\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Vitamin C 100 mg per day might be a good trial&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/C.jpg?fit=800%2C534&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/C.jpg?resize=800%2C534&#038;ssl=1\" alt=\"Vitamin C tablets, which acidify urine and may reduce bladder infection risk\" class=\"wp-image-1651\" srcset=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/C.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/C.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/C.jpg?resize=1024%2C684&amp;ssl=1 1024w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/C.jpg?resize=768%2C513&amp;ssl=1 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Vitamin C at 100 mg daily is a reasonable trial.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" data-attachment-id=\"1653\" data-permalink=\"https:\/\/drsoaraweeurology.com\/it\/2020\/09\/11\/premature-ejaculation-self-fix\/female-doctor-holding-and-showing-a-medicine-bottle\/\" data-orig-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Supplements.jpg?fit=1200%2C800&amp;ssl=1\" data-orig-size=\"1200,800\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;5.6&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;Canon EOS 6D&quot;,&quot;caption&quot;:&quot;female doctor holding and showing a medicine bottle&quot;,&quot;created_timestamp&quot;:&quot;1497300042&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;100&quot;,&quot;iso&quot;:&quot;100&quot;,&quot;shutter_speed&quot;:&quot;0.01&quot;,&quot;title&quot;:&quot;female doctor holding and showing a medicine bottle&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"D-Mannose shows promising result in preventing recurrent UTI\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;D-Mannose shows promising result in preventing recurrent UTI&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Supplements.jpg?fit=800%2C534&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Supplements.jpg?resize=800%2C533&#038;ssl=1\" alt=\"D-Mannose supplement powder used to prevent recurrent urinary tract infection\" class=\"wp-image-1653\" srcset=\"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Supplements.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Supplements.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Supplements.jpg?resize=1024%2C683&amp;ssl=1 1024w, https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2020\/09\/Supplements.jpg?resize=768%2C512&amp;ssl=1 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">D-Mannose is low-risk, but the evidence behind it has weakened rather than strengthened.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>One caution before you start anything from that list.<\/strong> Prevention is for infections that keep coming back <em>after<\/em> each one has been properly diagnosed and treated. If you have symptoms right now \u2014 burning, urgency, fever, flank pain \u2014 that is an active infection and needs assessing, not a supplement. Recurrent infection also deserves a proper look for an underlying cause, since incomplete bladder emptying and stones both present as recurrent UTI and neither is fixed by cranberry.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Some symptoms need same-day medical care rather than a routine appointment:<\/strong> fever with pain in the flank or back, shaking chills, nausea and vomiting, or feeling generally very unwell all suggest the infection has reached the kidney. Visible blood in the urine, an infection during pregnancy, or symptoms that do not settle within 48 hours of starting an antibiotic also need reviewing promptly. None of the preventive measures above are treatments for any of that.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Used in the right situation, though, these measures genuinely reduce how often infections return \u2014 and every course of antibiotics you avoid is one that will still work when you really need it. For the fuller, more current version of this prevention discussion, including how to choose a cranberry product by its PAC content and the prescription non-antibiotic options, see <a href=\"https:\/\/drsoaraweeurology.com\/2026\/07\/22\/prevent-recurrent-bladder-infections-uti-without-antibiotics\/\">preventing recurrent bladder infections without antibiotics<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you have been experiencing recurrent bladder infections and would like a personalized prevention plan beyond repeated antibiotics, Dr. Soarawee Weerasopone offers specialist consultations at Bangkok Hospital Headquarters. <a href=\"https:\/\/www.bangkokhospital.com\/en\/bangkok\/doctor\/dr-soarawee-weerasopone-2\">Book a Consultation<\/a>. Appointments at Samitivej Sriracha Hospital can be arranged by calling the Urology department on <a href=\"tel:0880221445\">088-022-1445<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bangkok Hospital also runs a Telemedicine service, which suits the prevention conversation well \u2014 reviewing your pattern of infections and building a plan can be done by video, while the urine tests that confirm what is actually growing, and any imaging, are arranged in person. Arrange it in advance by email to the Urology department at <a href=\"mailto:bhquro@bdms.co.th\">bhquro@bdms.co.th<\/a>. Samitivej Sriracha is in-person only. An infection you have right now, particularly with fever, is not something to manage by video.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Frequently Asked Questions about Preventing Recurrent Bladder Infection in Women<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1\"><strong class=\"schema-faq-question\">Why do I keep getting bladder infections?<\/strong> <p class=\"schema-faq-answer\">Recurrent bladder infections in women are often linked to sexual activity patterns, use of spermicides, multiple or new sexual partners, history of STDs, obesity, and in postmenopausal women, estrogen deficiency. Identifying and modifying these risk factors is the first step in breaking the cycle of recurring infections. Persistent recurrence should also be assessed for an underlying cause such as incomplete bladder emptying or stones.<\/p><\/div> <div class=\"schema-faq-section\" id=\"faq-question-2\"><strong class=\"schema-faq-question\">Does cranberry juice really prevent bladder infections?<\/strong> <p class=\"schema-faq-answer\">Yes, there is evidence supporting cranberry&#8217;s role in UTI prevention. Cranberry contains pro-anthocyanins that prevent E. coli from adhering to bladder wall cells. Randomised trials show that both 20% cranberry juice and 18% cranberry extract can reduce the rate of symptomatic bladder infections by at least one episode over a 12-month period. The effect is real but modest, and it does not treat an infection that is already present.<\/p><\/div> <div class=\"schema-faq-section\" id=\"faq-question-3\"><strong class=\"schema-faq-question\">What is D-Mannose and how does it prevent bladder infection?<\/strong> <p class=\"schema-faq-answer\">D-Mannose is a naturally occurring sugar that is excreted through the urine. It works by mimicking the surface of bladder mucosal cells, which are the primary target for E. coli invasion. The bacteria bind to D-Mannose instead of the bladder wall, and are then flushed out during urination. The dose studied is 2&#8211;3 grams daily, but the evidence has weakened: early trials were encouraging, while a large, more recent real-world study found no clear benefit over placebo. It is low-risk and may still be worth trying in an individual case, but it is not an established treatment.<\/p><\/div> <div class=\"schema-faq-section\" id=\"faq-question-4\"><strong class=\"schema-faq-question\">Should postmenopausal women use estrogen cream to prevent UTIs?<\/strong> <p class=\"schema-faq-answer\">Yes, topical intravaginal estrogen cream is recommended for postmenopausal women with recurrent UTIs. Estrogen deficiency after menopause causes vaginal dryness and alters the vaginal microbiome, making bladder infection easier to recur. Importantly, only topical vaginal estrogen has been shown to be effective for this purpose &#8211; oral estrogen tablets do not provide the same benefit and carry additional risks such as abnormal bleeding and breast tenderness. It is a prescription treatment, so discuss it with your doctor, particularly if you have a history of breast cancer or unexplained vaginal bleeding.<\/p><\/div> <div class=\"schema-faq-section\" id=\"faq-question-5\"><strong class=\"schema-faq-question\">Can I prevent bladder infections without taking antibiotics?<\/strong> <p class=\"schema-faq-answer\">Yes. Several non-antibiotic options are evidence-supported for UTI prevention, including cranberry products, Vitamin C, D-Mannose, intravaginal Lactobacillus supplements, and methenamine salts. These options are especially important as antibiotic resistance from overuse is a growing global problem. Prevention applies between episodes, not to an active infection, and your urologist can determine the most appropriate strategy for your individual case.<\/p><\/div> <div class=\"schema-faq-section\" id=\"faq-question-6\"><strong class=\"schema-faq-question\">When does a bladder infection need urgent medical care?<\/strong> <p class=\"schema-faq-answer\">Seek care the same day if there is fever with flank or back pain, shaking chills, nausea and vomiting, or you feel very unwell &#8211; these suggest the infection has reached the kidney. Visible blood in the urine, infection during pregnancy, and symptoms that fail to settle within 48 hours of starting an antibiotic also need prompt review. Preventive supplements have no role in any of these situations.<\/p><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Disclaimer:<\/strong> This content is written and reviewed by Dr. Soarawee Weerasopone, a board-certified urologist at Bangkok Hospital Headquarters. It is intended for educational purposes only and does not constitute medical advice. Some of the measures described are prescription treatments and are not suitable for self-medication, and none of them treat an infection that is already present. Fever with flank pain needs same-day medical assessment. No medical advice, diagnosis or prescription is provided through personal messaging channels. Always consult a qualified healthcare professional before starting any medical treatment.<\/p>\n\n\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"MedicalWebPage\",\n      \"@id\": \"https:\/\/drsoaraweeurology.com\/2020\/09\/20\/3-step-prevent-bladder-infection\/#medicalwebpage\",\n      \"url\": \"https:\/\/drsoaraweeurology.com\/2020\/09\/20\/3-step-prevent-bladder-infection\/\",\n      \"name\": \"Preventing Recurrent Bladder Infection in Women: 3 Approaches Beyond Antibiotics\",\n      \"headline\": \"Preventing Recurrent Bladder Infection in Women: 3 Approaches Beyond Antibiotics\",\n      \"description\": \"Three evidence-based approaches to reducing recurrent cystitis in women without another antibiotic course: modifiable risk factors, topical vaginal estrogen after the menopause, and non-antibiotic agents including cranberry, D-mannose, intravaginal Lactobacillus and prescription methenamine.\",\n      \"inLanguage\": \"en\",\n      \"datePublished\": \"2020-09-20T08:00:00+07:00\",\n      \"dateModified\": \"2026-08-14T00:00:00+07:00\",\n      \"lastReviewed\": \"2026-08-14\",\n      \"author\": { \"@id\": \"https:\/\/drsoaraweeurology.com\/#physician\" },\n      \"reviewedBy\": { \"@id\": \"https:\/\/drsoaraweeurology.com\/#physician\" },\n      \"publisher\": { \"@id\": \"https:\/\/drsoaraweeurology.com\/#physician\" },\n      \"isPartOf\": { \"@id\": \"https:\/\/drsoaraweeurology.com\/#website\" },\n      \"specialty\": \"https:\/\/schema.org\/Urologic\",\n      \"disambiguatingDescription\": \"Everything described on this page is prevention between episodes. 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Each unnecessary antibiotic course increases the likelihood that a future infection will be drug-resistant, which is why non-antibiotic prevention matters. Recurrence also warrants a search for an underlying cause such as incomplete bladder emptying or stones, both of which can present as recurrent UTI and are not helped by any supplement.\",\n      \"associatedAnatomy\": { \"@type\": \"AnatomicalStructure\", \"name\": \"Urinary bladder\" },\n      \"riskFactor\": [\n        { \"@type\": \"MedicalRiskFactor\", \"name\": \"Frequency of sexual activity\" },\n        { \"@type\": \"MedicalRiskFactor\", \"name\": \"Spermicide use\" },\n        { \"@type\": \"MedicalRiskFactor\", \"name\": \"A new sexual partner or multiple partners\" },\n        { \"@type\": \"MedicalRiskFactor\", \"name\": \"Previous sexually transmitted infection\" },\n        { \"@type\": \"MedicalRiskFactor\", \"name\": \"Obesity with BMI over 30\" },\n        { \"@type\": \"MedicalRiskFactor\", \"name\": \"Estrogen deficiency after the menopause\" }\n      ],\n      \"possibleComplication\": { \"@type\": \"MedicalEntity\", \"name\": \"Pyelonephritis (kidney infection), suggested by fever with flank or back pain, shaking chills, vomiting or feeling very unwell, and requiring same-day assessment\" },\n      \"primaryPrevention\": [\n        {\n          \"@type\": \"LifestyleModification\",\n          \"name\": \"Modifying the risk factors within the patient control\",\n          \"description\": \"Changing the spermicide, changing contraceptive method, and weight loss where BMI is over 30. These are risk factors rather than blame: many women with none of them still get recurrent infections.\"\n        },\n        {\n          \"@type\": \"MedicalTherapy\",\n          \"name\": \"Topical intravaginal estrogen cream (prescription)\",\n          \"description\": \"The strongest option for postmenopausal women. The evidence is specific to the topical route: oral estrogen tablets give no benefit for preventing bladder infection and carry their own problems including abnormal vaginal bleeding and breast tenderness.\",\n          \"contraindication\": { \"@type\": \"MedicalContraindication\", \"description\": \"Discuss carefully where there is a personal or family history of breast cancer or any unexplained vaginal bleeding.\" }\n        },\n        {\n          \"@type\": \"DietarySupplement\",\n          \"name\": \"Cranberry (pro-anthocyanins)\",\n          \"description\": \"Interferes with E. coli adhesion to the bladder lining and helps displace bacteria already attached. A randomised trial found both 20% cranberry juice and 18% cranberry extract prevented at least one symptomatic infection over 12 months. Real but modest. The active ingredient is proanthocyanidin (PAC) and consumer products vary widely in how much they contain.\"\n        },\n        {\n          \"@type\": \"DietarySupplement\",\n          \"name\": \"D-Mannose 2 to 3 grams daily\",\n          \"description\": \"A simple sugar excreted in the urine that mimics the bladder lining cell surface E. coli targets, so bacteria bind to it and are flushed out on urination. Evidence level: mixed and weakening. Early trials were encouraging, but a large, more recent real-world study found no clear benefit over placebo, so this is a low-risk option worth discussing rather than an established measure.\"\n        },\n        {\n          \"@type\": \"DietarySupplement\",\n          \"name\": \"Vitamin C 100 mg daily\",\n          \"description\": \"Acidifies the urine, which is bacteriostatic. Supported by a single small trial over three months, so best regarded as a low-risk trial rather than an established measure.\"\n        },\n        {\n          \"@type\": \"DietarySupplement\",\n          \"name\": \"Intravaginal Lactobacillus\",\n          \"description\": \"Restoring normal vaginal flora makes it harder for E. coli to establish and ascend. A typical regimen is once daily for five days, then once weekly for ten weeks. The evidence favours specific studied strains rather than any probiotic product.\"\n        },\n        {\n          \"@type\": \"Drug\",\n          \"name\": \"Methenamine salts\",\n          \"description\": \"Converted to formaldehyde in the urine, which is bacteriostatic. FDA-approved for recurrent UTI prophylaxis from age 6 upwards.\",\n          \"prescriptionStatus\": \"PrescriptionOnly\",\n          \"warning\": \"Dosing ranges from 500 mg twice daily to 1 gram four times daily; the appropriate regimen is a decision for the prescribing doctor, not a self-selected one.\"\n        }\n      ]\n    }\n  ]\n}\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Some women get a bladder infection almost every month, and another antibiotic course is not a plan. Dr. Soarawee Weerasopone, urologist at Bangkok Hospital, sets out three evidence-based ways to break the cycle \u2014 what you can change yourself, and what needs a prescription.<\/p>","protected":false},"author":185281453,"featured_media":10026,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"Suffering from recurrent bladder infections? Dr. Soarawee explains 3 evidence-based, non-antibiotic approaches to prevent UTI recurrence in women \u2014 from lifestyle changes to D-Mannose and cranberry.","jetpack_seo_html_title":"3 Ways to Prevent Recurrent Bladder Infection in Women | Dr. Soarawee Urology","jetpack_seo_noindex":false,"jetpack_seo_schema_type":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_wpcom_ai_launchpad_first_post":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"{title}\n\n{excerpt}\n\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false,"jetpack_post_was_ever_published":false},"categories":[1362],"tags":[1473,1472,1471],"class_list":["post-1639","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-infection","tag-chronic-bladder-infection","tag-recurrent-bladder-infection","tag-recurrent-cystitis"],"jetpack_publicize_connections":[],"jetpack_likes_enabled":false,"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pgZdrK-qr","jetpack_featured_media_url":"https:\/\/i0.wp.com\/drsoaraweeurology.com\/wp-content\/uploads\/2026\/04\/Bladder-Self-Remedy.webp?fit=1200%2C630&ssl=1","_links":{"self":[{"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/posts\/1639","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/users\/185281453"}],"replies":[{"embeddable":true,"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/comments?post=1639"}],"version-history":[{"count":39,"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/posts\/1639\/revisions"}],"predecessor-version":[{"id":11448,"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/posts\/1639\/revisions\/11448"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/media\/10026"}],"wp:attachment":[{"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/media?parent=1639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/categories?post=1639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/drsoaraweeurology.com\/it\/wp-json\/wp\/v2\/tags?post=1639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}