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ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:26 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 433–456 of 710 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Pre-surgery Clear all
Completed No phase listed Observational Results available

Taste Perception Pre and Post Bariatric Surgery

NCT01536197
View directory record Official record
Conditions
Morbid Obesity
Interventions
Gastric bypass, Gastric banding, Sleeve gastrectomy
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
20 Years to 70 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 18, 2017 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Phase 1 Interventional

Study of a Retroviral Replicating Vector Given Intravenously to Patients Undergoing Surgery for Recurrent Brain Tumor

NCT01985256
View directory record Official record
Conditions
Glioblastoma Multiforme, Anaplastic Astrocytoma, Anaplastic Oligodendroglioma, Anaplastic Oligoastrocytoma
Interventions
Toca 511, Toca FC
Biological · Drug
Lead sponsor
Tocagen Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
6
States / cities
Irvine, California • Los Angeles, California • San Diego, California + 3 more
Source: ClinicalTrials.gov public record
Updated May 21, 2018 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Phase 2 Interventional Results available

Confirming The Sitaxsentan Dose In Patients Undergoing Heart Surgery

NCT00838383
View directory record Official record
Conditions
Cardiac Surgery Subjects, Subjects Undergoing CABG and/or Cardiac Valve Replacement
Interventions
sitaxsentan (Thelin), Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
48 Years to 82 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
3
States / cities
Philadelphia, Pennsylvania • Charleston, South Carolina • Chattanooga, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 8, 2022 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting No phase listed Observational

Evaluation of Cataract Surgery Outcomes in Patients With Prior Laser Vision Correction Implanted With the CT LUCIA Lens

NCT07084545
View directory record Official record
Conditions
Postoperative Visual Outcomes Following Cataract Surgery in Patients With Prior Myopic Corneal Laser Vision Correction
Interventions
CT LUCIA 621P Intraocular Lens Implantation
Device
Lead sponsor
Carl Zeiss Meditec AG
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Sugar Land, Texas • Lynchburg, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 24, 2025 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Not applicable Interventional

Surgical Resection of Latent Brain Tumors Prior to Recurrence

NCT04810871
View directory record Official record
Conditions
Brain Neoplasm
Interventions
Brain Surgery
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Phase 2 Interventional

Testing the Combination of Two Approved Chemotherapy Drugs and Radiation Prior to Surgery in Localized Pancreatic Cancer

NCT03492671
View directory record Official record
Conditions
Pancreas Adenocarcinoma, Resectable Pancreatic Cancer
Interventions
Gemcitabine 1000 mg, nab-paclitaxel, Stereotactic Body Radiation Therapy
Drug · Radiation
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Adipose Secretory Function in Patients Before & After Laparoscopic Surgery

NCT00495599
View directory record Official record
Conditions
Obesity
Interventions
Cytokines assessed from fat tissue
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 65 Years
Enrollment
107 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 21, 2016 · Synced Oct 20, 2026, 5:26 AM EDT
Active, not recruiting Phase 1 Interventional

18F-FSPG PET in Imaging Patients With Liver Cancer Before Undergoing Surgery or Transplant

NCT02379377
View directory record Official record
Conditions
Adult Hepatocellular Carcinoma, Resectable Hepatocellular Carcinoma, Cholangiocarcinoma, Benign Liver Tumor, Metastases to Liver
Interventions
Fluorine F 18 L-glutamate Derivative 18F-FSPG, Carbon C 11 Acetate, Positron Emission Tomography, Laboratory Biomarker Analysis, Fluorine F 18 2-deoxy-2-(18F)fluoro-D-glucose
Biological · Procedure · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Terminated Phase 1 Interventional

A Study of Pre-Operative Treatment of Newly-Diagnosed, Surgically-Resectable Osteosarcoma With Doxorubicin, Ifosfamide, Etoposide, and Cisplatin With Early Metabolic Assessment of Response

NCT01258634
View directory record Official record
Conditions
Osteosarcoma, Lung Metastases
Interventions
Dexrazoxane, Doxorubicin, Cisplatin, G-CSF, PEG-filgrastim, Etoposide, Ifosfamide, Mesna, Leucovorin
Drug
Lead sponsor
University of Chicago
Other
Eligibility
2 Years to 35 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 10, 2013 · Synced Oct 20, 2026, 5:26 AM EDT
Active, not recruiting Phase 2 Interventional

Atezolizumab and Bevacizumab Before Surgery for the Treatment of Resectable Liver Cancer

NCT04721132
View directory record Official record
Conditions
Resectable Hepatocellular Carcinoma, Stage I Hepatocellular Carcinoma AJCC v8, Stage IA Hepatocellular Carcinoma AJCC v8, Stage IB Hepatocellular Carcinoma AJCC v8, Stage II Hepatocellular Carcinoma AJCC v8
Interventions
Atezolizumab, Bevacizumab, Therapeutic Conventional Surgery
Biological · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Terminated Not applicable Interventional

Stellate Ganglion Block in Head and Neck Cancer Surgery

NCT03714906
View directory record Official record
Conditions
Head and Neck Cancer, Pain, Postoperative
Interventions
Stellate ganglion block
Procedure
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 29, 2023 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Phase 3 Interventional

Is Plasma Transfusion Beneficial Prior to Low-Risk Procedures in Hospitalized Patients With Blood Clotting Abnormalities?

NCT00953901
View directory record Official record
Conditions
Blood Coagulation, Disorders, Surgical Procedures, Minimally Invasive
Interventions
Fresh Frozen Plasma Transfusion
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
1 Year and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 16, 2009 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Phase 1 Interventional

Neoadjuvant Darolutamide and Relugolix Combination Preceding Radical Prostatectomy for Prostate Cancer

NCT06631521
View directory record Official record
Conditions
Prostate CA, Prostate Cancer (Adenocarcinoma), Prostate Cancer Surgery
Interventions
Darolutamide, Relugolix, Radical Prostatectomy
Drug · Procedure
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Withdrawn Phase 2 Interventional

Epacadostat and Pembrolizumab Before Surgery in Treating Participants With Stage II-III Esophageal or Gastroesophageal Cancer

NCT03592407
View directory record Official record
Conditions
Esophageal Squamous Cell Carcinoma, Esophageal Adenocarcinoma, Gastroesophageal Junction Adenocarcinoma
Interventions
Epacadostat, Laboratory Biomarker Analysis, Pembrolizumab, Pharmacodynamic Study
Drug · Other · Biological
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
3
States / cities
Duarte, California • South Pasadena, California • West Covina, California
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Oct 20, 2026, 5:26 AM EDT
Withdrawn Not applicable Interventional

The Effects of Pre-operative Physical Therapy Education

NCT01669187
View directory record Official record
Conditions
Breast Cancer
Interventions
Education brochure, Live education and exercise instruction
Other
Lead sponsor
Oakland University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Saginaw, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 10, 2014 · Synced Oct 20, 2026, 5:26 AM EDT
Terminated Phase 2 Interventional Results available

Erlotinib Hydrochloride in Treating Patients With Bladder Cancer Undergoing Surgery

NCT02169284
View directory record Official record
Conditions
Bladder Carcinoma, Recurrent Bladder Carcinoma
Interventions
Erlotinib Hydrochloride, Laboratory Biomarker Analysis, Pharmacological Study, Placebo, Quality-of-Life Assessment, Therapeutic Conventional Surgery
Drug · Other · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
6
States / cities
Baltimore, Maryland • Burlington, Massachusetts • Rochester, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 7, 2020 · Synced Oct 20, 2026, 5:26 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Genetic Risk Estimations for Influencing Decision Making in Women at High Risk of Breast Cancer, GENRE 2 Study

NCT04474834
View directory record Official record
Conditions
Breast Cancer
Interventions
Polygenic Risk Score
Genetic
Lead sponsor
Mayo Clinic
Other
Eligibility
35 Years to 75 Years · Female only
Enrollment
737 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2029
U.S. locations
5
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Evanston, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Not applicable Interventional Results available

Gastric Ultrasound

NCT04127331
View directory record Official record
Conditions
Surgery
Interventions
Point-of-Care Ultrasound
Device
Lead sponsor
Alok Moharir
Other
Eligibility
2 Years to 18 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 21, 2023 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Phase 1 Interventional

Trametinib, Fluorouracil, and Radiation Therapy Before Surgery in Treating Patients With Stage II-III Rectal Cancer

NCT01740648
View directory record Official record
Conditions
Recurrent Rectal Cancer, Stage IIA Rectal Cancer, Stage IIB Rectal Cancer, Stage IIC Rectal Cancer, Stage IIIA Rectal Cancer, Stage IIIB Rectal Cancer, Stage IIIC Rectal Cancer
Interventions
trametinib, fluorouracil, radiation therapy
Drug · Radiation
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2021
U.S. locations
4
States / cities
St Louis, Missouri • Buffalo, New York • Columbus, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 18, 2023 · Synced Oct 20, 2026, 5:26 AM EDT
Terminated Phase 2 Interventional Results available

Testing Treatment With Encorafenib and Binimetinib Before Surgery for Melanoma With Lymph Node Involvement

NCT04221438
View directory record Official record
Conditions
Melanoma of Unknown Primary, Metastatic Malignant Neoplasm in Lymph Node, Pathologic Stage IIIB Cutaneous Melanoma AJCC v8, Pathologic Stage IIIC Cutaneous Melanoma AJCC v8, Pathologic Stage IIID Cutaneous Melanoma AJCC v8, Recurrent Cutaneous Melanoma
Interventions
Binimetinib, Conventional Surgery, Encorafenib, Fluorothymidine F-18
Drug · Procedure · Other
Lead sponsor
ECOG-ACRIN Cancer Research Group
Network
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
10
States / cities
Los Angeles, California • Ann Arbor, Michigan • City of Saint Peters, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Active, not recruiting Phase 2 Interventional

Aspirin and Rintatolimod With or Without Interferon-alpha 2b in Treating Patients With Prostate Cancer Before Surgery

NCT03899987
View directory record Official record
Conditions
Prostate Adenocarcinoma, Stage I Prostate Cancer AJCC v8, Stage II Prostate Cancer AJCC v8, Stage IIA Prostate Cancer AJCC v8, Stage IIB Prostate Cancer AJCC v8, Stage IIC Prostate Cancer AJCC v8, Stage III Prostate Cancer AJCC v8, Stage IIIA Prostate Cancer AJCC v8, Stage IIIB Prostate Cancer AJCC v8, Stage IIIC Prostate Cancer AJCC v8
Interventions
EC Aspirin, Radical Prostatectomy, Recombinant Interferon Alfa-2b, Rintatolimod
Drug · Procedure · Biological
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Phase 3 Interventional

A Prospective Randomized Trial of Pre-Operative IMRT+Surgery Versus Surgery Alone For Primary Retroperitoneal Sarcoma

NCT00131898
View directory record Official record
Conditions
Sarcoma
Interventions
Surgical Resection, Intensity Modulated Radiation Therapy (IMRT)
Procedure
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 23, 2008 · Synced Oct 20, 2026, 5:26 AM EDT
Not yet recruiting Not applicable Interventional

Respiratory Muscle Strength Training to Prevent Respiratory Muscle Weakness in Adults Newly Diagnosed With Breast Cancer

NCT07229378
View directory record Official record
Conditions
Breast Cancer
Interventions
Respiratory muscle strength training, Guided Imagery Exercises
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 100 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Completed No phase listed Observational

The Short Form-36: Pre- Versus Post-Surgical Administration in Cardiac Surgery Patients

NCT00226265
View directory record Official record
Conditions
Coronary Artery Bypass Grafting, Heart Diseases, Heart Valve Diseases
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 23, 2017 · Synced Oct 20, 2026, 5:26 AM EDT