Clinical trials
Preoperative clinical trials
Below are recruiting preoperative clinical trials, each written for real people, not researchers. We’re tracking 382 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06806059Recruiting
Exercise before bladder removal surgery study
This study looks at whether being active before bladder cancer surgery helps you recover with fewer problems. It tests how physical activity before surgery affects your health afterwards.
Munich, BavariaAges 18 years+ - NCT07287605Recruiting
Virtual reality for mood during focused ultrasound for essential tremor
This study tests if using virtual reality can improve your mood while you undergo a focused ultrasound procedure for essential tremor. If you are already scheduled for this treatment, you may be able to join.
North York, OntarioAges 18 years+ - NCT06512558Recruiting
Using augmented reality for breast cancer surgery planning
This trial tests whether augmented reality can help doctors locate tumors that cannot be felt during breast cancer surgery. If you are having surgery for a non-palpable breast lesion and need an MRI, you may be able to join.
Clermont-FerrandAges 18–100 - NCT07043855Enrolling by invitation
Shorter antibiotics after Whipple surgery
This study tests whether a shorter course of antibiotics after Whipple surgery works as well as the standard longer course to prevent infections. It aims to reduce unnecessary antibiotic use and side effects.
SeoulAges 18–80 - NCT07244575Recruiting
Metformin and nausea after general anesthesia study
This study looks at whether the diabetes medicine metformin, taken before surgery, affects the risk of nausea and vomiting after general anesthesia. If you take metformin and are having planned surgery, this trial may help understand its effects.
Guangzhou, GuangdongAges 18 years+ - NCT06824935Enrolling by invitation
Cataract surgery anesthesia needs study
This study looks at how much anesthesia is needed during outpatient cataract surgery. It may help find the right approach for your comfort and safety.
IstanbulAges 18 years+ - NCT06579768Recruiting
Using CT scans to predict jaw cyst type before surgery
This study tests if analyzing CT scans with artificial intelligence can help doctors tell the difference between types of jaw cysts before surgery. This could help avoid surgery or choose the best treatment for you.
Guangzhou, GuangdongAges Any age - NCT07016880Recruiting
VR for anxiety during gynecological cancer surgery
This trial tests whether using virtual reality (VR) during surgery can help reduce anxiety and improve satisfaction for people having their first open surgery for gynecological cancer. You will wear VR goggles during the operation to see if it makes you feel calmer and more comfortable.
AnkaraAges 18 years+ - NCT07016022Recruiting
Heart and lung test before chest surgery helps predict risks
This study checks if a simple test of your heart and breathing before chest surgery can help predict problems after the operation. It looks at people having surgery for lung, esophagus, stomach, or chest tumors.
Ottawa, OntarioAges 18 years+ - NCT06748690Recruiting
Comparing biopsy methods for stomach tumors
This trial compares two ways to take a tissue sample from stomach tumors before surgery to see which works better. The results may help doctors choose the best method for patients.
Beijing, Beijing MunicipalityAges 18 years+ - NCT07007494Recruiting
Early outcomes and nutrition after weight loss surgery
This study looks at how well patients recover after laparoscopic sleeve gastrectomy and how nutritional scores relate to their early outcomes. It may help doctors improve care for people having this common weight loss surgery.
Istanbul, Merkez MahallesiAges 18–65 - NCT05546827RecruitingPhase 2
Pre-surgery radiation plus immunotherapy for mucosal melanoma
This Phase 2 trial tests giving radiation and immunotherapy before surgery for mucosal melanoma in the nose/sinuses or rectum. It may help shrink the tumor and improve outcomes while aiming to control the disease locally and in nearby areas.
Houston, TexasAges 18 years+ - NCT05912075RecruitingPhase 1
New pre-surgery radiation plus ASTX660 for rectal cancer
This early-phase trial tests adding ASTX660 (a new drug) to pre-surgery radiation for locally advanced rectal cancer. It aims to improve control of the tumor before surgery, making it more likely that the surgeon can remove it with clear margins.
Lyon, RhöneAges 18 years+ - NCT06680297Recruiting
Drinking carbs before scoliosis surgery
This trial tests if giving teenagers a carbohydrate drink before scoliosis surgery helps them recover faster and more safely. It looks at how the drink affects things like nausea, pain, and how quickly they can get back to normal.
Kuala Lumpur, Kuala LumpurAges 10–19 - NCT07727161Recruiting
3D printing to plan spine fracture surgery
This trial uses 3D-printed models to help surgeons plan operations for broken bones in the mid or lower back. It aims to make surgery more precise and safer.
Ústí nad LabemAges Any age - NCT07727551Recruiting
Nerve block before knee replacement for better recovery
This trial tests if a nerve block given a few weeks before knee replacement surgery can improve pain and function after the operation. It is designed for people who have certain risk factors that might make recovery harder.
BrusselsAges 18–60 - NCT07324967Recruiting
Counseling for transmasculine patients before gender-affirming surgery
This study tests a counseling approach to help transmasculine and non-binary people prepare for a hysterectomy (removal of the uterus) as part of gender-affirming care. The goal is to see if this counseling improves knowledge and decision-making.
Minneapolis, MinnesotaAges 18–65 - NCT06516315Recruiting
Blood flow measurement during leg artery procedure
This study tests a new way to measure blood flow during a leg artery procedure. It may help doctors decide if a stent is needed, using a special software that analyzes X-ray images instead of a separate wire in the artery.
Paris, Île-de-France RegionAges 18 years+ - NCT07030179Recruiting
Frailty, kidney injury, and blood pressure in non-cardiac surgery
This study looks at whether a patient's level of frailty (overall weakness and health before surgery) affects their risk of acute kidney injury after non-cardiac surgery, and whether blood pressure changes during surgery play a role in that link.
Nanjing, JiangsuAges 18 years+ - NCT06130956Recruiting
Vegan diet before knee replacement surgery study
This study compares a 2-week vegan diet to a regular diet before knee replacement surgery. It looks at how the diet affects protein turnover in the knee joint.
ArnhemAges 60–80 - NCT07304115Recruiting
Noise from mechanical heart valve and quality of life
This study looks at how the noise from a mechanical heart valve affects your quality of life after surgery. You will be asked about your memories of the information you received before surgery and how you feel now.
ParisAges 18 years+ - NCT07220382RecruitingPhase 4
Botox injections before large hernia surgery
This trial tests if getting Botox shots in the belly muscles before hernia surgery makes the repair easier and more successful. It is for adults who need a planned, open surgery for a large ventral hernia.
Cleveland, OhioAges 18 years+ - NCT07104370Recruiting
Comparing freeze-dried donor bone vs. your own bone for jaw grafting
This trial compares two types of bone graft materials for rebuilding the jawbone so you can later get dental implants. One is a freeze-dried bone from a donor (allograft), and the other is a small piece of your own bone (autograft).
Budapest, HungaryAges 18 years+ - NCT05435547RecruitingPhase 4
Pre-surgery steroid medicine for autoimmune thyroid disease
This trial tests whether taking corticosteroids (anti-inflammatory medicines) before thyroid surgery is safe and helpful for people with autoimmune thyroid disease. It focuses on Graves’ or Hashimoto’s disease patients who are planning total thyroid removal.
Indianapolis, IndianaAges 18 years+
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Common questions
- Are there clinical trials for preoperative?
- Yes. Clin2 currently lists 382 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.