Clinical trials
Complication clinical trials
Below are recruiting complication clinical trials, each written for real people, not researchers. We’re tracking 1,145 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07718061Recruiting
Bacteria in dental plaque with orthodontic retainers
This trial studies the types of bacteria found in dental plaque from people who have orthodontic retainers after braces. It aims to understand how retainers affect oral bacteria.
MurciaAges 18–40 - NCT06728722Recruiting
Ultrasound for body measurement in critical care
This study uses ultrasound to measure body composition in women admitted to the Obstetrics and Gynecology critical care unit. It aims to see if ultrasound can help assess health status in critically ill patients.
Cairo, Cairo GovernorateAges 16 years+ - NCT05611307Recruiting
Heart Health in Testicular Cancer Survivors
This study looks at heart health in men who have survived testicular cancer. It compares those who had different treatments (surgery, chemotherapy, or chemotherapy plus a stem cell transplant) to see if there are hidden signs of heart or blood vessel problems.
Indianapolis, IndianaAges 18–99 - NCT07213284Recruiting
Healthy Mom pregnancy support app study
This study tests a web app to help pregnant people on Medicaid stay healthy. You may be able to join if you are early in your pregnancy, speak English, and have a smartphone.
Corunna, MichiganAges 18 years+ - NCT06987903Recruiting
Exercise and breathing program before weight-loss surgery
This trial tests if a program of physical exercise and breathing exercises before bariatric surgery helps patients recover better. It is for people having surgery at the Álvaro Cunqueiro Hospital in Vigo.
Vigo, PontevedraAges 18–69 - NCT06510075Recruiting
Optimized Pregnancy Support for Black Women
This trial tests a program to support pregnant Black women through a healthy pregnancy. It offers extra resources and guidance to help you and your baby thrive.
Birmingham, AlabamaAges 16–49 - 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 - NCT06468618Recruiting
Sleep and stress program for kids getting stem cell transplant
This study tests a program to help children ages 9–17 who are getting a stem cell transplant at Boston Children's Hospital. It aims to improve sleep and reduce stress for both the child and their family.
Boston, MassachusettsAges 9–17 - NCT07672210Recruiting
Pregnancy-related aortic dissection in China
This study is looking at cases of aortic dissection that happen during pregnancy or shortly after childbirth in China. It aims to understand how these events occur and how they can best be managed.
Shanghai, Shanghai MunicipalityAges 16–55 - NCT07703618Recruiting
Does arm massage and tapping prevent IV irritation?
This study tests whether gentle massage and tapping on your arm near the IV site can lower the chance of irritation (phlebitis) from the IV. If you qualify, you would do simple hand and arm motions for a short time each day while you have the IV.
Bogotá, Bogota D.C.Ages 18–110 - NCT02972008Recruiting
Looking for blood markers that predict complications after TAVI
This study enrolls older adults having a minimally invasive heart valve procedure (TAVI) to find “epigenetic” risk markers—signals in the body that may predict who is more likely to have complications during the procedure. If you qualify, your blood and/or samples may be studied to improve safety for future patients.
LilleAges 70 years+ - NCT03116490Recruiting
Compares anesthesia types for recovery after hip fracture surgery
This study looks at whether using regional anesthesia or general anesthesia affects outcomes after hip fracture surgery in older adults. It may help doctors choose the safest anesthesia option for recovery and prognosis.
Wenzhou, ZhejiangAges 60 years+ - NCT03152058RecruitingPhase 2
Certolizumab for pregnancy in people with APS
This Phase 2 study tests whether certolizumab can improve pregnancy outcomes in people with antiphospholipid syndrome (APS). It targets pregnancy complications related to APS while closely checking safety, infections, and certain health conditions.
New York, New YorkAges 18–40 - NCT03214354RecruitingPhase 2
Stem cell transplant for children with sickle cell and ABO mismatch
This trial studies a stem cell transplant approach for children with sickle cell disease, using a sibling donor whose blood type is not compatible. It aims to see if this transplant method can safely reduce serious sickle cell complications.
Calgary, AlbertaAges 1–19 - NCT03217656Recruiting
Jiaxing birth follow-up study for pregnant families
This study enrolls pregnant women in the Jiaxing area and follows them during pregnancy and after delivery to learn about mothers and babies. If you plan to stay involved through birth and follow-up, this may help researchers understand pregnancy and early childhood outcomes.
Hangzhou, ZhejiangAges Any age - NCT03228875Recruiting
Boston birth study for mothers who deliver a single baby
This study enrolls mothers who deliver a single live baby at Boston Medical Center. It looks at pregnancy and newborn factors in families with uncomplicated, singleton births.
Boston, MassachusettsAges birth–50 years - NCT03244163Recruiting
Tablet camera tool comparison to remove tough bile duct stones
This study compares two different ways of guiding a scope inside the bile duct to remove “complicated” bile duct stones. It may help find which technique is safer and works better for stone removal in adults.
Hong Kong, NTAges 18–99 - NCT03313024Recruiting
Pregnancy health study for common pregnancy blood sugar and pressure issues
This study follows pregnant people to better understand pregnancy complications like high blood pressure and gestational diabetes. You may be asked to provide regular health information and possibly samples to help researchers learn what affects you and your baby.
BerlinAges 18–45 - NCT03403699Recruiting
Stem cell treatment for damaged eye blood vessels in diabetes
This study tests human iPSC–derived (lab-grown) cells aimed at repairing fragile, damaged blood vessels in diabetic retinopathy. It also involves eye exams and a small skin biopsy to support the research.
Birmingham, AlabamaAges 21–98 - NCT03405779Recruiting
Ultrasound test to measure lung stress in ICU patients
This study tests a new ultrasound method to assess how much strain is happening in the lungs of critically ill adults on a breathing machine. It may help doctors better understand lung stress and guide care in the ICU.
Montreal, QuebecAges 18 years+ - NCT03547232RecruitingPhase 4
Indomethacin given early to treat acute pancreatitis
This trial tests whether taking indomethacin (an anti-inflammatory medicine) early can improve outcomes in people with acute pancreatitis. You might be eligible if your pancreatitis is diagnosed soon and you meet specific lab, imaging, and safety requirements.
Beijing, Beijing MunicipalityAges 18–80 - NCT03561376RecruitingEarly Phase 1
Zinc ointment versus petroleum jelly after skin surgery
This early-phase trial compares zinc oxide ointment versus petroleum jelly to help healing and scar appearance after certain skin surgeries. You might be able to join if you are having a suitable, uninfected, non-scalp skin incision and can use the study ointment.
Pittsburgh, PA, PennsylvaniaAges 18 years+ - NCT03561766Recruiting
Pregnancy birth-cohort study for early pregnancy participants
This study follows pregnant people from early pregnancy to help researchers better understand health and outcomes over time. It’s mainly for those who plan to receive care and deliver at Shengjing Hospital in the Shenyang area.
Shenyang, LiaoningAges 18 years+ - NCT03629977Recruiting
Timing dialysis in critically ill ICU patients
This study looks at the best timing for starting kidney support treatment (dialysis) in very sick people in the ICU. It may help improve outcomes by comparing different start times.
StockholmAges 18 years+
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Common questions
- Are there clinical trials for complication?
- Yes. Clin2 currently lists 1,145 recruiting complication 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 complication 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 complication 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.