Clinical trials
Complication clinical trials
Below are recruiting complication clinical trials, each written for real people, not researchers. We’re tracking 1,143 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06083558Recruiting
Pain and nausea after gallbladder surgery
This study looks at pain and nausea in adults who had their first gallbladder surgery between 2016 and 2025. It uses a national registry to understand recovery and help improve care.
Sundsvall, XAges 18 years+ - NCT06092671Recruiting
Can FPCA prevent confusion in young kids after surgery?
This study tests whether a medicine called FPCA can prevent sudden confusion (delirium) in young children after surgery. If your child is having short surgery with mask anesthesia for the first time, this study may help them have a smoother recovery.
Wenzhou, ZhejiangAges 2–6 - NCT06095492Recruiting
Comparing diabetes drugs after kidney transplant
This trial tests two diabetes medications, empagliflozin and linagliptin, to see which one works better for controlling blood sugar, protecting kidney function, and improving body composition in people who have had a kidney transplant and have diabetes.
Gurgaon, HaryanaAges 30 years+ - NCT06101511Recruiting
Breathing tube pressure for safer abdominal surgery
This trial is testing if using less air pressure from the breathing machine during abdominal surgery can help prevent lung complications. If you are at higher risk for breathing problems after surgery, this study may help find a safer way to manage your breathing during the operation.
Amsterdam, NoordhollandAges 18–100 - NCT06104696Recruiting
Comprehensive Geriatric Assessment in Kidney Transplant Patients Over 60
This study looks at how a full health review (geriatric assessment) can help older adults who are getting or have gotten a new kidney. It aims to improve care and outcomes for patients aged 60 and over.
PragueAges 60 years+ - NCT06107816Recruiting
Fruit and vegetable prescription for diabetes
This trial provides a fruit and vegetable prescription to help people with type 2 diabetes improve their blood sugar control. It is designed for adults who have had diabetes for at least six months, have elevated A1c levels (7% or higher), and meet low-income criteria.
Reading, PennsylvaniaAges 18 years+ - NCT06111833Recruiting
Improving Diagnosis and Care for MODY Diabetes
This study looks for a type of diabetes called MODY that runs in families. It aims to improve diagnosis and treatment for people diagnosed with diabetes at a young age.
TaichungAges 18 years+ - NCT06117176Recruiting
Study of airway management during adult anesthesia (PAPAYA III)
This study watches how breathing tubes and masks are managed during anesthesia to improve safety. It is for any adult who needs airway help during a procedure, whether planned or emergency.
BerlinAges 18 years+ - NCT06133842Recruiting
Brain blood flow and confusion after surgery study
This trial looks at how well the brain controls its own blood flow during non-cardiac surgeries. It aims to see if problems with this regulation are linked to confusion after surgery (delirium).
Boston, MassachusettsAges 60 years+ - NCT06140537RecruitingPhase 4
Dapagliflozin for kidney and heart health after transplant
This study tests whether a diabetes drug called dapagliflozin (Farxiga) can help protect your kidney function and heart health after a kidney transplant. It's for people who have had a transplant for at least a year and have diabetes or post-transplant diabetes.
Aurora, ColoradoAges 18–80 - NCT06145516Recruiting
Sleep program to ease pain after joint replacement
This study tests whether a sleep program can help with pain after knee or hip replacement. If you have insomnia and arthritis pain, you may be able to join before your surgery.
Uppsala, UpplandAges 18–100 - NCT06146270Recruiting
Surgery outcomes registry for adults
This trial is creating a large registry to track how adult patients do after different types of surgeries, both planned and emergency. It aims to help doctors improve surgical care by collecting information on a wide range of procedures.
ArkhangelskAges 18 years+ - NCT06158620RecruitingPhase 1/Phase 2
Nasal spray for pain after ureter stent placement
This trial tests whether a nasal spray form of the painkiller ketorolac can safely reduce pain from a ureteral stent after stone surgery. If you are having a ureteroscopy with stent placement, this might help you manage discomfort without stronger medications.
Dallas, TexasAges 18 years+ - NCT06168162Recruiting
Personalized breathing support during weight-loss surgery
This trial tests whether a personalized breathing setting during surgery can lower the risk of lung complications after weight-loss surgery. If you have a high risk of lung issues, you may be eligible.
Cairo, Cairo GovernorateAges 16 years+ - NCT06179771Recruiting
Filter during dialysis or ECMO for severe illness
This study tests a special filter (HA380 column) used during dialysis or ECMO to remove harmful substances from the blood. It is for critically ill patients with severe infection, injury, or breathing problems who also need kidney or lung support.
Leicester, LeicestershireAges 18–65 - NCT06179329Recruiting
Comparing two types of heart bypass grafts in women
This trial compares two types of grafts (the radial artery from the arm and a vein from the leg) used in women having heart bypass surgery for the first time. It aims to see which graft works better and stays open longer.
São Paulo, São PauloAges 18–75 - NCT06180434Recruiting
Short-term outcomes of proton vs photon radiation for IDH-mutated gliomas
This study looks at the short-term results of proton and photon radiation therapy in people with IDH-mutated grade 2 or 3 gliomas. It compares the two types of radiation to see how well they work and what side effects might occur.
RotterdamAges 18 years+ - NCT06184945Recruiting
Study of ICU staffing and support strategies
This study looks at how different staffing and support strategies may help patients who need a breathing machine in the ICU. Researchers want to see if these approaches can improve care and recovery.
Iowa City, IowaAges 19 years+ - NCT06197581Recruiting
Safety of Radiation with Modern Breast Cancer Drugs
This study checks if giving certain modern breast cancer drugs at the same time as radiation is safe. It's for women who need radiation and are also taking one of these drugs: capecitabine, a CDK4/6 inhibitor, a PARP inhibitor, immunotherapy, or a HER2 inhibitor.
Beijing, Beijing MunicipalityAges 18–70 - NCT06199401Recruiting
Testing a new surgery for type A aortic tear
This trial tests a new surgical method (XJ-Procedure) for people with an acute tear in the upper part of the main artery from the heart (type A aortic dissection). It may offer a safer option for those needing 'Sun's procedure' surgery.
Xi'an, ShaanxiAges 18–70 - NCT06201455Recruiting
Glaucoma surgery study for people with controlled eye pressure and cataracts
This study tests a new surgery that combines cataract removal with a glaucoma procedure to lower eye pressure in people with primary open-angle glaucoma. It's for people whose eye pressure is controlled with 1 to 4 medications but who also have significant cataracts.
Guangzhou, GuangdongAges 40–85 - NCT06202625RecruitingPhase 2/Phase 3
Avatrombopag for low platelets after stem cell transplant
This trial tests a drug called avatrombopag (a pill) to help raise platelet counts in people who develop very low platelets after a stem cell transplant from a half-matched donor (haplo-HSCT). It aims to see if the drug is safe and effective at reducing the need for platelet transfusions.
Beijing, Beijing MunicipalityAges 18–65 - NCT06203405Recruiting
Sedation guided by breathing effort in ICU patients
This trial tests a new way to manage sedation (medication to keep you calm and comfortable) for people on a breathing machine. The goal is to see if adjusting sedation based on your breathing effort leads to better outcomes and shorter time on the machine.
Bangkok, BangkokAges 18 years+ - NCT06218355Recruiting
Improving postpartum care access through telemedicine
This study tests whether telemedicine visits after childbirth can improve access to care for new moms. Women who delivered at Parkland Hospital or Grady Health and get follow-up care at their community clinics may be able to join.
Atlanta, GeorgiaAges 18 years+
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Common questions
- Are there clinical trials for complication?
- Yes. Clin2 currently lists 1,143 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.