Our Services
Medical Information
Helpful Resources
Published on: 8/20/2026
Vaginal discharge during pregnancy is common and usually normal. However, a strong, foul, or unusual odor can signal an infection—such as bacterial vaginosis, a yeast infection, or a sexually transmitted infection—that requires prompt medical evaluation. Left untreated, some infections during pregnancy may lead to complications for both mother and baby, so recognizing the warning signs early is important.
If you're noticing a foul-smelling discharge or other unusual symptoms, don't wait to find answers. Take a free, instant, online symptom check to better understand what might be causing your symptoms and get clear guidance on your next steps. It's fast, private, and can help you decide whether to see your healthcare provider right away.
Reviewed for medical accuracy: 07/15/2026
Quick answers
The most common questions people who are pregnant ask Ubie
During pregnancy, it is very common to have some vaginal discharge because of the extra hormones and blood flow. This discharge is usually thin and white, and it might have a slight odor. However, if you notice that the discharge has a strong, unpleasant smell, it could mean that there is an infection, such as bacterial vaginosis or aerobic vaginitis. Research has shown that what is considered pathological vaginal discharge in pregnant women sometimes comes with symptoms like discomfort and may lead to adverse pregnancy outcomes, although not all cases lead to complications. Symptoms to watch for include itching, redness, or irritation along with the odor. Since infections can change the normal balance of bacteria, it is important to consult with a healthcare provider. If you're experiencing unusual symptoms, you can start by using a free symptom checker to better understand your condition before your appointment. They can check if an infection is present and offer treatments if needed. Remember, while changes in discharge can be normal during pregnancy, a noticeable foul smell should prompt a professional evaluation to help ensure your well-being and that of your baby.
(References)
da Fonseca TM, Cesar JA, Mendoza-Sassi RA, Schmidt EB. Pathological Vaginal Discharge among Pregnant Women: Pattern of Occurrence and Association in a Population-Based Survey. Obstet Gynecol Int. 2013;2013:590416. doi: 10.1155/2013/590416. Epub 2013 Jun 17. PMID: 23843798; PMCID: PMC3703429.
Khaskheli M, Baloch S, Baloch AS, Shah SGS. Vaginal discharge during pregnancy and associated adverse maternal and perinatal outcomes. Pak J Med Sci. 2021 Sep-Oct;37(5):1302-1308. doi: 10.12669/pjms.37.5.4187. PMID: 34475902; PMCID: PMC8377920.
Nguyen ATC, Le Nguyen NT, Hoang TTA, Nguyen TT, Tran TTQ, Tran DNT, Nguyen ATK, Tran LM, Nguyen DHC, Le TM, Ho BD, Rööp T, Kõljalg S, Štšepetova J, Van Le A, Salumets A, Mändar R. Aerobic vaginitis in the third trimester and its impact on pregnancy outcomes. BMC Pregnancy Childbirth. 2022 May 24;22(1):432. doi: 10.1186/s12884-022-04761-5. PMID: 35610632; PMCID: PMC9128091.
We would love to help them too.
For First Time Users
We provide a database of explanations from real doctors on a range of medical topics. Get started by exploring our library of questions and topics you want to learn more about.
Was this page helpful?
Purpose and positioning of servicesUbie Doctor's Note is a service for informational purposes. The provision of information by physicians, medical professionals, etc. is not a medical treatment. If medical treatment is required, please consult your doctor or medical institution. We strive to provide reliable and accurate information, but we do not guarantee the completeness of the content. If you find any errors in the information, please contact us.