Clinical trials
Pregnancy clinical trials
Below are recruiting pregnancy clinical trials, each written for real people, not researchers. We’re tracking 821 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05910580Recruiting
Screening and support for alcohol and substance risk in adults
This study aims to improve care access and outcomes for adults who screen positive for risky alcohol or drug use. If you qualify, you may be offered ways to connect to support during your reproductive years.
Boston, MassachusettsAges 18 years+ - NCT05885971Recruiting
Screening for eating disorders during pregnancy
This study looks at ways to detect eating disorders in pregnant women. It may help doctors identify concerns earlier and offer support sooner during pregnancy.
PoitiersAges 18 years+ - NCT05889806Enrolling by invitation
Study uses blood and tissue samples for gene and protein testing
This study collects and analyzes your donated samples (like blood or other biospecimens) to look for patterns in genes and proteins. The results may help researchers understand disease biology and improve future tests or treatments.
New Orleans, LouisianaAges 18 years+ - NCT05854836Recruiting
Pre-pregnancy support for incarcerated women with substance use
This study tests a preconception (before pregnancy) support program for incarcerated women who have used substances and could become pregnant. It may help improve health and planning before a future pregnancy.
St Louis, MissouriAges 18–49 - NCT05849649Recruiting
Mobile app exercise coaching for pregnant people
This trial tests a phone app that provides exercise guidance for pregnant people. It may help you stay active safely during pregnancy, as long as your doctor says exercise is okay for you.
Bowling Green, KentuckyAges 18–44 - NCT05756244Recruiting
Managing blood thinners during pregnancy to prevent clot problems
This study looks at the best way to manage blood thinners (like injections of LMWH) during pregnancy for people who need them because of a past or current blood clot risk. It may help by improving how safely and effectively anticoagulation is handled to reduce clot complications.
Durham, North CarolinaAges 18–60 - NCT05835596Enrolling by invitation
App-based support to protect heart health after pregnancy
This trial tests whether a smartphone app (“MumCare”) can help improve or support cardiovascular (heart and blood vessel) health in people after certain pregnancy complications. It’s for new or recent moms who had pregnancy-related high blood pressure and/or gestational diabetes.
Oslo, OsloAges 18–50 - NCT04843111Recruiting
Registry study for pregnancy exposure to MenQuadfi vaccine
This is an observational registry that collects information about pregnant people and their babies when MenQuadfi® (a meningitis vaccine) was given during pregnancy or shortly before pregnancy. It helps researchers understand what happens to women and offspring after this vaccine exposure.
Swiftwater, PennsylvaniaAges Any age - NCT05807594Recruiting
Online program to help manage weight gain during pregnancy
This trial tests an at-home (online) coaching program to help pregnant people gain weight at a healthier rate. It may help you stay on track during pregnancy and understand what changes work best for you.
University Park, PennsylvaniaAges 18–45 - NCT05789758Recruiting
Study of Spinraza in pregnancy for 5q spinal muscular atrophy
This study looks at how Spinraza (nusinersen) taken during or before pregnancy affects people with 5q spinal muscular atrophy (SMA) and the health of their babies. It mainly fits those who were pregnant and received Spinraza around the time of conception or during pregnancy.
Palo Alto, CaliforniaAges 18–54 - NCT05766761Recruiting
Support to reduce alcohol during pregnancy
This study aims to help reduce alcohol use in pregnancy by offering support or testing an approach for people who’ve had alcohol recently. It may help you lower the risk to your pregnancy by focusing on alcohol exposure.
Houston, TexasAges 18 years+ - NCT05763537Recruiting
Study exploring how doulas support pregnancy mood changes
This study looks at how having a doula affects support and wellbeing for people experiencing pregnancy-related mood and anxiety changes. It may help you and others learn what kind of doula support is most helpful during pregnancy.
Missoula, MontanaAges 18 years+ - NCT05776082Recruiting
Study how healthy pregnancy heart risk affects outcomes
This study looks at how cardiovascular (heart and blood vessel) health during pregnancy is linked to pregnancy outcomes. It may help doctors better predict and improve outcomes by using information from routine prenatal care.
Hangzhou, ZhejiangAges 20–49 - NCT02840019Recruiting
MRI scans during pregnancy to study baby and placenta development
This study uses advanced MRI pictures of the fetus (the baby) and placenta to better understand normal development and possible problems. You may qualify if you’re between 18 and 40 weeks pregnant and can have the MRI safely.
Boston, MassachusettsAges 18–45 - NCT05691036Recruiting
Studying bile acid levels and genes in pregnancy itching
This study looks at bile acid levels and possible genetic changes in people with persistent pregnancy itching. The goal is to better understand the cause of intrahepatic cholestasis of pregnancy and related pregnancy outcomes.
Chandigarh, ChandigarhAges 21–45 - NCT05676476Recruiting
Tested extra blood-pressure control to extend pregnancy in preeclampsia
This trial studies whether using specific blood-pressure medicines can help people with non-severe preeclampsia stay pregnant longer. It aims to improve outcomes by treating blood pressure early while monitoring you and the baby closely.
Birmingham, AlabamaAges 14–49 - NCT05656378Recruiting
Storing samples to study how the body interacts with microbes
This study creates a storage bank of biological samples like blood, stool, and tissue. Researchers will use these samples to learn how the body interacts with the natural microbes that live in and on us, which may help improve treatments for many diseases.
Bethesda, MarylandAges Any age - NCT05658497Recruiting
MS pregnancy registry for Vumerity (diroximel fumarate) exposure
This study collects information about pregnancies in people with multiple sclerosis (MS) who were exposed to Vumerity (diroximel fumarate) or who were not on MS medicines during pregnancy. It helps researchers understand pregnancy outcomes and safety in these situations.
Aurora, ColoradoAges Any age - NCT05642637Recruiting
Collecting urine samples and cycle details to support fertility research
This study collects urine samples and menstrual-cycle information from women who are actively trying to conceive. It aims to understand fertility patterns and may help researchers improve future fertility-related care.
Bedford, BedfordshireAges 18 years+ - NCT05625724RecruitingPhase 3
Aspirin to help prevent pregnancy complications after IVF
This Phase 3 study tests whether daily low-dose aspirin can reduce the risk of preeclampsia (dangerous high blood pressure in pregnancy) and improve pregnancy outcomes for people who got pregnant using assisted reproduction like IVF. It mainly targets pregnancies early on (about 9–14 weeks).
AngersAges 18 years+ - NCT05630638RecruitingPhase 4
Doravirine dose testing during pregnancy for breastfeeding mothers
This study tests how to best dose doravirine for pregnant people with HIV who plan to breastfeed after delivery. The goal is to keep the HIV treatment working safely for both pregnancy and breastfeeding.
Cape TownAges 18 years+ - NCT05624931Recruiting
Helping pregnant women stay on PrEP after starting it
This study tries to reduce the psychological barriers that make it hard for pregnant or postpartum women to keep taking PrEP. It may help by offering support tailored to stress, trauma symptoms, or depression—especially soon after PrEP is started.
Boston, MassachusettsAges 15 years+ - NCT05584397Enrolling by invitation
Compare immune activity and HIV hidden reservoir on two treatments
This study compares how active the immune system is and how large the “hidden” HIV reservoir is in people on two different HIV treatment types. It may help researchers understand whether staying on a tenofovir-containing regimen leads to better control of HIV hiding in the body.
Seattle, WashingtonAges 18–65 - NCT05557201Recruiting
Study causes of repeated early miscarriages
This study looks at people who have had repeated early pregnancy losses to find patterns that might explain why miscarriages keep happening. It mainly involves collecting and analyzing your medical information to better understand risk factors.
ParisAges 18–50
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Common questions
- Are there clinical trials for pregnancy?
- Yes. Clin2 currently lists 821 recruiting pregnancy studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a pregnancy trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a pregnancy trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.