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
- NCT06160310Recruiting
TSC & LAM Pregnancy Registry Study
This study is a registry that gathers information from pregnant women with Tuberous Sclerosis Complex (TSC) or Lymphangioleiomyomatosis (LAM), as well as infants born to them. The goal is to better understand how these conditions affect pregnancy and the baby's health.
Cincinnati, OhioAges Any age - NCT06165367Recruiting
Does hyaluronan in the medium improve embryo transfer success?
This trial tests if adding hyaluronan to the liquid used during embryo transfer helps increase the chance of a successful pregnancy. It is for women who have at least one genetically normal embryo (tested with PGT-A) that was frozen on day 5 and are using hormone replacement therapy to prepare the uterus.
Abu Dhabi, Abu Dhabi EmirateAges 18–46 - NCT03646214Recruiting
Oral appliance to improve snoring and sleep in pregnancy
This trial tests an oral device worn during sleep to improve sleep quality for pregnant adults who snore. You may qualify if you meet specific dental and airway (throat/mouth) checks and can use the study sleep recorder and device.
Dallas, TexasAges 18–45 - NCT06150781Recruiting
Aimovig pregnancy safety study for migraine
This study tracks the health of pregnant women with migraine who take Aimovig. It helps doctors understand if the medicine is safe to use during pregnancy.
Durham, North CarolinaAges 18–99 - NCT06127277Enrolling by invitation
Mobile relationship program for youth in foster care
This study tests a fully mobile program designed to help youth in foster care build healthy relationships. If you join, you'll use an app on your device to learn skills and connect with others.
Berkeley, CaliforniaAges 16–19 - NCT04229043Recruiting
Test drink timing to study stomach emptying in late labor
This study measures how quickly a pregnant person’s stomach empties a water or sports drink during late labor. It may help improve safety and timing of what people can drink when labor is starting or being induced.
Boston, MassachusettsAges 18–50 - NCT01246765Recruiting
Pregnancy medication registry for mental health medicines
This study helps track how psychiatric (mental health) medicines affect pregnancy outcomes by collecting phone interviews during pregnancy. If you are pregnant and take (or have taken) mental health medication, you may help doctors understand risks and benefits better.
Boston, MassachusettsAges 18–45 - NCT04861103RecruitingPhase 4
Testing a blood thinner plan during pregnancy
This study looks at how people’s blood and clotting behave during pregnancy when taking a specific blood thinner called low molecular weight heparin (LMWH) three times a day. It may help doctors fine-tune how safely and effectively LMWH is used during pregnancy.
Orange, CaliforniaAges 18 years+ - NCT06061393RecruitingPhase 4
Comparing two iron infusions for anemia in pregnancy
This study compares two IV iron treatments (Ferinject and Venofer) for pregnant women with iron deficiency anemia after 24 weeks of pregnancy, to see which works better and is safer.
NahariyaAges 18–50 - NCT06079918RecruitingPhase 3
Vitamins and minerals for pregnancy anemia prevention
This trial tests whether taking a daily multivitamin and mineral supplement during pregnancy can prevent anemia in mothers living in Tanzania. If you are pregnant, under 20 weeks along, and at least 18 years old, you may be able to join.
Dar es SalaamAges 18 years+ - NCT06036446Recruiting
Late cerclage for preventing early birth in high-risk pregnancies
This trial tests if placing a stitch in the cervix (cerclage) between 24 and 27 weeks of pregnancy can help prevent preterm birth in women whose cervix is short. It may be an option for those who find out late in pregnancy that they are at risk.
Charlotte, North CarolinaAges 18–50 - NCT06049953Recruiting
Mothers and babies: a study on antipsychotic use in pregnancy
This study is for pregnant women with serious mental health conditions (like bipolar disorder or a psychotic disorder). It looks at how antipsychotic medications might affect both mothers and their babies, and aims to help guide safer treatment during pregnancy.
New York, New YorkAges 18 years+ - NCT06048510Recruiting
New blood markers to predict pregnancy diabetes and large babies
This study tests if new blood markers can help predict gestational diabetes and the risk of having a large baby. It could lead to earlier detection and better care.
BordeauxAges 18–99 - NCT06022458Recruiting
Pregnancy ultrasound to predict placenta health
This study looks at ultrasound images of the placenta taken during pregnancy to see if they can predict how well the placenta works or what it looks like under a microscope. It may help doctors understand more about pregnancy complications like fetal growth restriction.
Evanston, IllinoisAges 18–60 - NCT06002165Enrolling by invitation
Testing Ways to Improve Care for High Blood Pressure in Pregnancy
This study tests ways to help clinics follow a set of best practices for managing severe high blood pressure during and after pregnancy. It wants to see if the new approach helps clinics treat high blood pressure faster and more effectively.
Chapel Hill, North CarolinaAges birth–99 years - NCT05774652Recruiting
Teen study following mothers from an earlier pregnancy project
This study follows teenagers whose mothers took part in an earlier lifestyle-in-pregnancy study (started in 2007–2010). It may help researchers understand how that earlier study relates to teen health and development.
OdenseAges 13–65 - NCT06001450Recruiting
Plastics and toxins in pregnant women and families
This study looks at how plastics and toxins in the environment might affect inflammation in the gut, especially in pregnant women with Crohn's disease and their families. It will help doctors understand if these chemicals play a role in bowel inflammation during pregnancy.
New York, New YorkAges 18 years+ - NCT05993689Recruiting
Building trust and teamwork through doula partnership
This study pairs pregnant Black women with a doula for extra support during pregnancy, labor, and birth. The goal is to build trust and teamwork between you and your healthcare team.
Milwaukee, WisconsinAges 18–65 - NCT04142606Recruiting
MRI study in the middle of pregnancy
This study tests whether doing an MRI during a specific window of pregnancy is safe and useful. You may be able to join if you are 18 or older and your pregnancy is between 16 and 36 weeks.
ParisAges 18 years+ - NCT05954130Enrolling by invitation
Sexual health education for early pregnancy
This study tests whether a web-based course about sexual health during pregnancy can improve your sexual wellbeing. It focuses on people who are in their first trimester and have not already received similar sexual health education.
AdanaAges 18–35 - NCT05945225Enrolling by invitation
Oral care during pregnancy to reduce gum inflammation
This study looks at how a specific oral care approach during pregnancy may lower gum inflammation. It mainly enrolls pregnant people in mid-pregnancy and checks gum health over time.
NancyAges 18–40 - NCT05912517RecruitingPhase 3
Nipocalimab for high-risk pregnancy blood disease
This Phase 3 trial tests nipocalimab (an antibody medicine) to help prevent severe blood breakdown in a baby when a parent has certain blood antibodies. It enrolls people who previously had severe hemolytic disease in a past pregnancy and who are currently early in pregnancy with the same risk antibodies.
La Jolla, CaliforniaAges 18–45 - NCT05169541Recruiting
Testing a blood marker in repeated pregnancy loss
This study looks at whether a blood protein level called mannose binding lectin is linked to why some people have repeated pregnancy loss or unsuccessful embryo transfers. If you’ve had multiple losses or failed transfers, the study may help clarify biology behind reproduction and could guide future care.
AarhusAges 18–41 - 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+
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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.