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
- NCT07693829Recruiting
Smart bed-exit alert for cataract surgery patients
This trial tests a smart bed-exit alert device to help detect when patients get out of bed before eye surgery. It aims to improve safety in the operating room.
TaipeiAges 18 years+ - NCT06499974Recruiting
Preoperative Anemia Severity and Classification Before Surgery
This study looks at how different levels and types of anemia (low red blood cells) before planned surgery affect your recovery. If you have anemia and are having a moderate- to high-risk surgery (not brain or heart), you may be able to join to help doctors learn how to better prepare patients for surgery.
Wuhu, AnhuiAges 18 years+ - NCT06500767Recruiting
Emotional impact of counseling before colposcopy
This study looks at how counseling before a colposcopy affects your emotions and mental well-being. You may take part if you have abnormal cervical screening results and need a closer exam.
Turin, TOAges 18 years+ - NCT06501482RecruitingPhase 3
FOLFIRI after liver surgery for colorectal cancer
This trial tests whether adding FOLFIRI chemotherapy after surgery for liver metastases from colorectal cancer can reduce the risk of the cancer coming back. It's for people whose liver tumors responded well to the same chemotherapy before surgery.
Paris, Île-de-France RegionAges 18 years+ - NCT06505577Recruiting
Comparing Tumor Size Before and After Breast Cancer Surgery
This study compares the size of a breast tumor measured before surgery (using imaging tests like mammogram or ultrasound) with the actual size found after the tumor is removed. It helps understand how accurate preoperative measurements are for patients having breast cancer surgery.
IncheonAges 19 years+ - NCT06533397Recruiting
Testing a new bone graft for sinus lifts
This study tests a new bone graft material for sinus lifts, a procedure to add bone in the upper jaw so dental implants can be placed. It may help people who are missing bone in the back of their upper jaw due to enlarged sinuses.
Budapest, BudapestAges 18 years+ - NCT06539026Recruiting
Fluid therapy guided by vein ultrasound in preeclampsia
This trial is testing a way to give fluids before C-section to women with severe preeclampsia. It uses an ultrasound measure of the big vein in your belly (the inferior vena cava) to help decide how much fluid is safe, which may reduce complications.
Cairo, EgyptAges Any age - NCT06539702Recruiting
Blood tests and BRAF for thyroid nodules
This trial studies whether routine blood counts and a BRAF genetic test can help predict cancer in thyroid nodules that were found to be suspicious (Bethesda 3 category) before surgery. The goal is to better understand which nodules are cancerous.
IstanbulAges 18–75 - NCT06541340Recruiting
Drainage before surgery for pancreatic cancer with jaundice
This study tests a specific drainage step before surgery for patients with pancreatic head cancer who have severe jaundice. It aims to see if this approach improves outcomes compared to standard care.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT06555107Recruiting
Pain before emergency surgery and long-term pain after
This study looks at whether pain you feel before emergency surgery affects long-term pain after the surgery. It may help doctors find ways to prevent chronic pain in patients who have emergency orthopedic (bone/joint) or abdominal (belly) surgery.
AmiensAges 18 years+ - NCT06560905RecruitingPhase 2
PSMA-PET scan before melanoma surgery
This trial tests if a special scan (PSMA-PET) can help plan surgery for melanoma that has spread to lymph nodes. It may help doctors remove all cancer more accurately.
LondonAges 18 years+ - NCT06562738RecruitingPhase 4
Hetrombopag for low platelets before surgery
This trial tests whether the drug hetrombopag can safely raise platelet counts in people with immune thrombocytopenia (ITP) before they have surgery. The goal is to reduce bleeding risk during and after the operation.
Chengdu, SichuanAges 18 years+ - NCT06565052Recruiting
Exercise and nutrition before rectal cancer surgery study
This trial tests whether a personalized exercise and nutrition program before rectal cancer surgery can help you recover faster and have fewer complications. If you are not very active right now, you may be able to join.
Boston, MassachusettsAges 18 years+ - NCT06569966Recruiting
Bowel rehab before ileostomy closure after rectal cancer surgery
This study tests two ways of giving back the fluid from your small intestine (ileal contents) through an enema or reinfusion before your ileostomy is closed. The goal is to see which method helps your bowel movements return to normal after rectal cancer surgery.
Qingdao, ShandongAges 18–85 - NCT07689305Recruiting
Video Interaction as Comfort for Kids Before Surgery
This trial tests if a live parent-child video chat or a cartoon before surgery can reduce agitation when a child wakes up from anesthesia. It may help children aged 2-6 who are having planned surgery.
Izmir, İzmirAges 2–6 - NCT06600919Recruiting
Music therapy app for anxiety before ENT surgery
This study tests whether listening to calming music through a phone app before ENT surgery can help prevent anxiety. It is for adults who are scheduled for ear, nose, or throat surgery.
Saint-DenisAges 18 years+ - NCT06605118RecruitingPhase 3
Azithromycin to prevent infection in planned C-section
This trial tests whether a single dose of the antibiotic azithromycin before a planned C-section can prevent infections after delivery. It is for pregnant people with a singleton or twins who are not in labor or have not had their water break.
Birmingham, AlabamaAges Any age - NCT06608394Recruiting
Exercise habits and knee recovery after ACL surgery
This study looks at how your exercise habits before surgery might affect your knee function and the chance of re-injury after anterior cruciate ligament (ACL) reconstruction. It aims to help doctors give better advice on post-surgery rehabilitation.
Beijing, Beijing MunicipalityAges 18–45 - NCT06619912RecruitingPhase 3
Medicine to prevent confusion after heart surgery
This trial tests if a medication called dexmedetomidine can help prevent postoperative delirium (sudden confusion and disorientation) after heart surgery. It is for adults having heart surgery with a heart-lung machine.
Xi'an, ShaanxiAges 18 years+ - NCT06623656RecruitingPhase 2
Pre-surgery treatment comparison for non-small cell lung cancer
This trial compares two treatment approaches before surgery for non-small cell lung cancer (NSCLC): radiation plus immunotherapy versus chemotherapy plus immunotherapy. The goal is to see which combination works better to shrink the tumor before it is removed.
New York, New YorkAges 18 years+ - NCT06641505Recruiting
Deep breathing test to guide fluid before surgery in older adults
This trial uses a simple breathing test to see how the internal jugular vein (a large vein in the neck) changes with deep breaths. The goal is to guide how much fluid to give before surgery, which may help older patients stay stable during the operation.
Jiaxing, ZhejiangAges 60–80 - NCT06650683Recruiting
Nursing support for parents of babies with Hirschsprung disease
This trial is for parents of babies with Hirschsprung disease who need daily nursing care before surgery. It studies whether extra nursing support can help reduce parents' stress while taking care of their baby at home.
MarseilleAges Any age - NCT06657924RecruitingPhase 2
TXA to Prevent Bleeding in Colorectal Surgery
This trial tests a medicine called tranexamic acid (TXA) given right before major colorectal surgery to see if it helps reduce bleeding. If it works, it could make surgery safer for people like you.
Cleveland, OhioAges 18–100 - NCT06668454Recruiting
Chemoimmunotherapy before surgery for limited spread esophageal cancer
This trial tests a treatment plan that combines chemotherapy with immunotherapy, followed by surgery, for people whose esophageal or stomach cancer has spread to a few areas (oligometastatic). The goal is to see if this approach can shrink the cancer and improve outcomes.
Toronto, OntarioAges 18–80
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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.