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Showing 1–24 of 65 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: methylene blue Clear all
Recruiting Not applicable Interventional

Assessment of Tubal Occlusion During Minimally Invasive Myomectomy

NCT06988774
View directory record Official record
Conditions
Fallopian Tube Patency Tests, Fibroid/Myoma (Uterus/Cervix), Myomectomy, Fallopian Tube Disease
Interventions
chromopertubation
Procedure
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 28, 2025 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Red Light Photobiomodulation and Topical Disinfectants

NCT05797818
View directory record Official record
Conditions
Healthcare Associated Infection, Nosocomial Infection, Surgical Site Infection
Interventions
Methylene Blue Only, Chlorhexidine Gluconate Only, Methylene Blue + Chlorhexidine Gluconate, Light Only
Device
Lead sponsor
Ondine Biomedical Inc.
Industry
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Bothell, Washington
Source: ClinicalTrials.gov public record
Updated Apr 3, 2023 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Not applicable Interventional Results available

SpHincterotomy for Acute Recurrent Pancreatitis

NCT03609944
View directory record Official record
Conditions
Pancreatitis, Pancreas Divisum, Pancreatitis, Acute, Pancreatitis Idiopathic, Pancreas Inflamed
Interventions
ERCP with miES, EUS
Procedure
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
20
States / cities
Little Rock, Arkansas • Los Angeles, California • San Francisco, California + 16 more
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced Sep 5, 2026, 2:21 AM EDT
Terminated Phase 4 Interventional Results available

Evaluation of Above the Cuff Suctioning During General Anesthesia

NCT01386879
View directory record Official record
Conditions
Secretion Removal Above ETT Cuff
Interventions
methylene blue
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 7, 2022 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Not applicable Interventional Results available

Lymph Node Mapping in Patients With Endometrial Cancer

NCT01818739
View directory record Official record
Conditions
Endometrial Cancer
Interventions
sentinel lymph node detection, indocyanine green solution, isosulfan blue, sentinel lymph node biopsy
Procedure · Drug
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 85 Years · Female only
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
New Haven, Connecticut • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Effects of USP Methylene Blue on Cognitive and fMRI Brain Activity

NCT01836094
View directory record Official record
Conditions
Brain Activity
Interventions
Methylene Blue (USP grade, 280mg oral), Placebo
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Sep 5, 2026, 2:21 AM EDT
Not yet recruiting Not applicable Interventional

ENLIGHT Trial: ESG With Fundal Mucosal Ablation

NCT07792226
View directory record Official record
Conditions
Obesity, Obesity (Body Mass Index >30 kg/m2)
Interventions
Endoscopic Sleeve Gastroplasty (ESG), Fundal Mucosal Ablation
Procedure
Lead sponsor
West Virginia University
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Phase 1 Interventional

Safety and Feasibility Study of Methylene Blue Photodynamic Therapy to Sterilize Deep Tissue Abscess Cavities

NCT02240498
View directory record Official record
Conditions
Abscess
Interventions
Methylene Blue, 20% I.V. Fat Emulsion, Insertion of optical fiber, Laser illumination, 5 minutes, Laser illumination, 10 minutes, Laser illumination, 15 minutes, Laser illumination, 20 minutes, Laser illumination, 25 minutes, Laser illumination, 30 minutes, Optical spectroscopy measurement
Drug · Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Sep 5, 2026, 2:21 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Laparoscopic Sleeve Gastrectomy Plus Weight Watchers vs. Weight Watchers Alone in Underserved Minority Women

NCT01929850
View directory record Official record
Conditions
Morbid Obesity
Interventions
Laparscopic Sleeve Gastrectomy, Weight Watchers Program
Procedure · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years · Female only
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 7, 2015 · Synced Sep 5, 2026, 2:21 AM EDT
Recruiting Not applicable Interventional

Effect of Photobiomodulation on Pain and Healing of the Vertical Releasing Incision After Endodontic Microsurgery

NCT06574152
View directory record Official record
Conditions
Apical Periodontitis, Endodontically Treated Teeth, Endodontic Disease, Apical Cyst, Apical Granuloma, Periradicular Disease, Previous Endodontic Treatment
Interventions
PBM treatment, PBM sham treatment, EMS
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 16, 2026 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Phase 3 Interventional

Light-Activated Antimicrobial Therapy to Prevent Surgical Site Infections

NCT06702878
View directory record Official record
Conditions
Surgical Site Infections, Surgical Wound Infection, Infections, Anti-Infective Agents
Interventions
nasal antimicrobial photodisinfection therapy
Combination Product
Lead sponsor
Ondine Biomedical Inc.
Industry
Eligibility
18 Years and older
Enrollment
4,787 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
14
States / cities
Englewood, Colorado • Brandon, Florida • Largo, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Sep 5, 2026, 2:21 AM EDT
Enrolling by invitation Phase 2Phase 3 Interventional

Polyethylene-glycol Assisted Nerve Repair in Phalloplasty

NCT05897086
View directory record Official record
Conditions
Gender Dysphoria
Interventions
Polyethylene Glycol 3350
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 19, 2025 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Phase 4 Interventional Results available

Clinical and Microbiologic Outcomes of aPDT in the Non-surgical Treatment of Implant Inflammation

NCT04187053
View directory record Official record
Conditions
DENT IMPLANTS, LASER
Interventions
Conventional mechanical therapy, Saline, Methylene Blue, Light emitting laser, Non-light emitting laser
Procedure · Drug · Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 20, 2024 · Synced Sep 5, 2026, 2:21 AM EDT
Not yet recruiting Early Phase 1 Interventional

Topical Methylene Blue-Photodynamic Therapy (MB-PDT) for Burn Wound Infection

NCT07494773
View directory record Official record
Conditions
Burns, Wound Infection
Interventions
Methylene Blue, Blue Light Illumination
Drug · Device
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Sep 5, 2026, 2:21 AM EDT
Terminated Not applicable Interventional Results available

Lymph Node Mapping and Sentinel Lymph Node Identification in Patients With Stage IB1 Cervical Cancer

NCT00070317
View directory record Official record
Conditions
Cervical Adenocarcinoma, Cervical Adenosquamous Carcinoma, Cervical Squamous Cell Carcinoma, Stage I Cervical Cancer
Interventions
Isosulfan Blue, Lymph Node Mapping, Lymphangiography, Methylene Blue, Radionuclide Imaging, Sentinel Lymph Node Biopsy, Technetium Tc-99m Sulfur Colloid, Therapeutic Conventional Surgery
Drug · Procedure · Radiation
Lead sponsor
Gynecologic Oncology Group
Network
Eligibility
Female only
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 5, 2017 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Comparison of Eleview Versus Hetastarch as Injectate for EMR

NCT03350217
View directory record Official record
Conditions
Procedural Bleeding, Delayed Bleeding, Post-Polypectomy Syndrome, Post Procedural Complication
Interventions
Eleview, Hetastarch
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 5, 2026, 2:21 AM EDT
Active, not recruiting No phase listed Observational

Use of Sentinel Lymph Node Biopsy in Patients With Early-Stage, Palpable Node-Positive HR+/HER2- Breast Cancer Having Upfront Surgery and Adjuvant Radiation

NCT04854005
View directory record Official record
Conditions
Breast Cancer
Interventions
Breast surgery
Procedure
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
10
States / cities
Hartford, Connecticut • Ann Arbor, Michigan • Basking Ridge, New Jersey + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2026 · Synced Sep 5, 2026, 2:21 AM EDT
Recruiting Phase 4 Interventional

Cost Effectiveness in Alveolar Bone Grafting in Patients With Cleft Lip and Palate

NCT04234971
View directory record Official record
Conditions
Cleft Lip and Palate
Interventions
Intervention group (DBM/BMP), Control group(autologous ICBG)
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
6 Years to 15 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Sep 5, 2026, 2:21 AM EDT
Recruiting Not applicable Interventional

Anti-Reflux Endoscopic TX Using APC (AREA) in GERD Patients: (The AREA Study)

NCT05570448
View directory record Official record
Conditions
Gastro Esophageal Reflux
Interventions
ARAT, Sham intervention (control)
Procedure
Lead sponsor
Midwest Veterans' Biomedical Research Foundation
Other
Eligibility
18 Years to 80 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Not applicable Interventional

Pain After Preoperative UltraSound Guided Hip Injections for Total Hip Arthroplasty (PUSH)

NCT04219098
View directory record Official record
Conditions
Total Hip Replacement, Arthroplasty
Interventions
Butterfly IQ, Standard of Care
Procedure · Other
Lead sponsor
Anne Arundel Health System Research Institute
Other
Eligibility
18 Years to 80 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Annapolis, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Phase 3 Interventional Results available

Sling vs Botox for Mixed Incontinence

NCT04171531
View directory record Official record
Conditions
Urinary Incontinence, Stress, Urinary Incontinence, Urge
Interventions
Botox® injection, Mid-urethral sling
Drug · Device
Lead sponsor
NICHD Pelvic Floor Disorders Network
Network
Eligibility
21 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
8
States / cities
Birmingham, Alabama • La Jolla, California • San Diego, California + 5 more
Source: ClinicalTrials.gov public record
Updated Jun 2, 2025 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Phase 3 Interventional

Methylene Blue Mouthwash for the Treatment of Oral Mucositis Pain in Patients With Cancer

NCT05878405
View directory record Official record
Conditions
Hematopoietic and Lymphoid System Neoplasm, Malignant Solid Neoplasm, Stomatitis
Interventions
Anti-inflammatory/Antimicrobial/Analgesic Aqueous Mouth Rinse, Methylene Blue Oral Rinse
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Sep 5, 2026, 2:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Methylene Blue in Healthy Aging, Mild Cognitive Impairment and Alzheimer's Disease

NCT02380573
View directory record Official record
Conditions
Mild Cognitive Impairment, MCI, Aging, Alzheimer's Disease, AD
Interventions
Methylene Blue, FD&C Blue # 2, Phenazopyridine hydrochloride
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
45 Years to 89 Years
Enrollment
117 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 5, 2026, 2:21 AM EDT
Enrolling by invitation Not applicable Interventional

Endoscopic Gastroenterostomy Versus Surgical Gastrojejunostomy

NCT06567691
View directory record Official record
Conditions
Malignant Gastric Outlet Obstruction
Interventions
EUS Gastrojejunostomy, Surgical Gastrojejunostomy, Gastric Outlet Obstruction Scoring System (GOOSS)
Procedure · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 5, 2026, 2:21 AM EDT