Clinical trials
Preoperative clinical trials
Below are recruiting preoperative clinical trials, each written for real people, not researchers. We’re tracking 384 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06403839Recruiting
Dental check before valve surgery to prevent infection
This study tests whether a dental check-up before heart valve surgery can help lower the risk of a serious heart infection after the operation.
OdenseAges 18 years+ - NCT06407518Recruiting
Preoperative medicine for pain relief in colorectal cancer patients with sleep or anxiety issues
This trial tests whether taking a medicine called midazolam before surgery can help with pain after surgery in people with colorectal cancer who have trouble sleeping or feel anxious. You would receive the medicine as a drink before your operation.
Guangzhou, GuangdongAges 18–60 - NCT06472583RecruitingPhase 2
Immunotherapy and radiation before breast cancer surgery
This trial tests giving immunotherapy combined with a precise, high-dose radiation boost before surgery for HER2-negative breast cancer. The goal is to see if this approach can improve outcomes, especially for cancers that are more advanced or have spread to a few other spots in the body.
GliwiceAges 18 years+ - NCT06537323Recruiting
Comparing nerve blocks and fentanyl for hip surgery pain
This trial tests different ways to manage pain during hip surgery, comparing a femoral nerve block, a newer nerve block called PENG, and a pain medicine given before surgery. It aims to see which method gives the best pain relief.
CairoAges 55–69 - NCT06574022RecruitingPhase 4
Comparing two pain blocks for mastectomy recovery
This trial compares two types of pain blocks (PECS-II and pectoral blocks) to see which works better after mastectomy. The goal is to improve pain control and recovery for patients with breast cancer or high risk.
Cincinnati, OhioAges 18 years+ - NCT06603454Recruiting
Chest CT before aortic valve replacement surgery
This study looks at whether a CT scan of the chest before aortic valve replacement surgery (with or without bypass) can help doctors plan the procedure better. It is for people with severe aortic valve stenosis who are already scheduled for surgery.
Nieuwegein, UtrechtAges 18 years+ - NCT06639737Recruiting
Optimizing blood volume before surgery using heart ultrasound
This trial tests whether using a heart ultrasound before surgery can help doctors better manage your blood volume. If you are having surgery under general anesthesia and have a higher risk of heart problems, this study may help improve your safety.
Caen, NormandyAges 18–99 - NCT06670846Recruiting
Can a lollipop reduce anxiety before kids' surgery?
This study tests whether giving a lollipop before surgery helps reduce anxiety in children. It's a simple, friendly way to see if a sweet treat can make the experience less scary.
Tunis, Tunis GovernorateAges 4–10 - NCT06677944RecruitingPhase 2
Radiation before surgery for early-stage breast cancer
This trial tests giving radiation to the tumor area before surgery for women with early-stage, hormone-sensitive breast cancer. The idea is to see if giving radiation first can help protect healthy tissue while still being effective.
SeoulAges 45 years+ - NCT07686029Recruiting
Maltodextrin drink before children's day surgery
This study looks at whether giving maltodextrin–a type of sugar normally found in some drinks–before surgery can help children recover faster and feel better after their operation. It’s part of a special plan called ERAS (Enhanced Recovery After Surgery) that aims to make surgery easier on the body.
Alessandria, PiedmontAges 3–17 - NCT06739655Recruiting
Radiation before surgery with breast reconstruction
This trial tests whether giving radiation therapy before surgery (instead of after) is safe and effective for women with breast cancer who also want immediate breast reconstruction. It could help avoid the need for a second surgery and improve recovery.
Edegem, AntwerpenAges 18 years+ - NCT06796166Recruiting
AI-supported education for women having mastectomy
This study tests if education supported by artificial intelligence (AI) helps women recover better after breast removal surgery. If you're having a mastectomy, you may be able to join.
Istanbul, BakirköyAges 18 years+ - NCT06957795Recruiting
Pelvic floor training before surgery for urine leakage
This trial tests if doing pelvic floor exercises before surgery helps women with stress urinary incontinence (leakage when coughing, sneezing, or exercising). It aims to see if preparing the pelvic floor muscles leads to better results after surgery.
AnkaraAges 18–65 - NCT07005973Recruiting
Mindfulness app for surgery anxiety
This trial tests if a mobile mindfulness program can help reduce anxiety before surgery. If you feel anxious about an upcoming non-emergency surgery under general anesthesia, you may be able to join.
Hong KongAges 18 years+ - NCT07022951Recruiting
Million Anesthesia Cases Study on Preoperative Fasting
This study looks at how fasting before anesthesia affects recovery for people having procedures. Researchers want to understand what happens to patients when they have nothing to eat or drink before anesthesia.
Boston, MassachusettsAges Any age - NCT07168720RecruitingPhase 2
Dexmedetomidine patch for calming children before surgery
This study tests a skin patch that helps children relax before surgery. The patch contains a medicine that is absorbed through the skin to reduce anxiety, so the child may need less anesthesia.
Guangzhou, GuangdongAges 2–6 - NCT07169344RecruitingPhase 2
Short course radiation before sarcoma surgery
This trial tests a shorter, 3-week course of radiation therapy (using protons or standard X-rays) given before surgery for localized soft tissue sarcoma. It aims to see if this approach is safe and effective for treating the tumor while reducing side effects.
BergenAges 18 years+ - NCT07230743Recruiting
Using an interactive projector to reduce anxiety in children during anesthesia
This trial tests whether an interactive projector can help distract children aged 2 to 6 while they are going under anesthesia for surgery, with the goal of lowering their anxiety. It compares the projector to standard care to see if it makes the experience less stressful for the child and family.
Vitacura, Santiago MetropolitanAges 2–6 - NCT07322523Recruiting
Smartwatch study before disc surgery
This study tests if a smartwatch can accurately measure your heart rate and anxiety levels the night before disc surgery. You'll wear the watch for 8 hours to see if it's a good alternative to hospital monitors.
KayseriAges 22 years+ - NCT07370974Recruiting
Hypnosis for anxiety before abdominal surgery
This study tests if a short hypnosis session before abdominal surgery can help reduce anxiety. It may be an option if you are scheduled for such a surgery and have no major psychological conditions.
Kenitra, ProvinceAges 18–80 - NCT07408037Recruiting
Child breathing game before surgery for anxiety and delirium
This trial tests if a fun breathing exercise before surgery can help reduce anxiety and confusion in young children. Your child may be eligible if they are 3-7 years old and having planned surgery.
Bursa, BursaAges 3–7 - NCT07469371Recruiting
CT-FFR guided heart treatment for severe aortic stenosis
This trial tests whether using a special CT scan (CT-FFR) to guide treatment improves outcomes for people with severe aortic stenosis (a narrowed heart valve). It may help doctors decide between valve replacement surgery or a less invasive procedure.
Kunming, YunnanAges 18 years+ - NCT03857945Recruiting
Training to prevent falls after foot or ankle surgery
This trial studies whether teaching people to use mobility devices before surgery can lower the chance of falling afterward. It’s for adults having planned (elective) one-sided foot or ankle surgery and who will need limited walking after surgery.
Birmingham, AlabamaAges 18 years+ - NCT07488468Recruiting
Shortening fasting before planned surgery
This trial tests a program to reduce how long patients must fast before elective surgery. Shorter fasting may make patients more comfortable and could help recovery.
GiessenAges Any age
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Common questions
- Are there clinical trials for preoperative?
- Yes. Clin2 currently lists 384 recruiting preoperative 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 preoperative 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 preoperative 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.