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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Green tea Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Comparison of Residual Gastric Volume Between Children Who Drink Different Clear Oral Fluid Volume

NCT03741777
View directory record Official record
Conditions
Fasting, Gastric Emptying
Interventions
Clear oral fluid
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
13 Years to 17 Years
Enrollment
288 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 22, 2026, 4:38 AM EDT
Terminated Phase 2 Interventional

Defined Green Tea Catechin Extract in Treating Patients With Localized Prostate Cancer Undergoing Surgery

NCT01340599
View directory record Official record
Conditions
Stage I Prostate Cancer, Stage IIA Prostate Cancer, Stage IIB Prostate Cancer
Interventions
defined green tea catechin extract, placebo, immunohistochemistry staining method, immunoenzyme technique, questionnaire administration, therapeutic conventional surgery, high performance liquid chromatography, mass spectrometry
Dietary Supplement · Other · Procedure
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
45 Years to 75 Years · Male only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 14, 2012 · Synced Sep 22, 2026, 4:38 AM EDT
Not listed Not applicable Interventional

Can Fasting Decrease the Side Effects of Chemotherapy?

NCT04027478
View directory record Official record
Conditions
Chemotherapy Effect, Chemotherapeutic Toxicity, Fasting
Interventions
FMD
Dietary Supplement
Lead sponsor
Sutter Health
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 21, 2019 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Results available

Transcutaneous Electrical Acustimulation (TEA) for Gastroparesis

NCT05362578
View directory record Official record
Conditions
Gastroparesis With Diabetes Mellitus
Interventions
transcutaneous electrical accustimulation at treatment point., transcutaneous electrical accustimulation at sham point.
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 80 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nurse Suicide: Physiologic Sleep Health Promotion Trial

NCT06079853
View directory record Official record
Conditions
Suicide, Nurse's Role, Work Environment Adverse Effects, Sleep, Stress, Mental Health Wellness 1
Interventions
PureSomni Sleep Health Product Kit
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
21 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Cortlandt Manor, New York
Source: ClinicalTrials.gov public record
Updated Nov 24, 2024 · Synced Sep 22, 2026, 4:38 AM EDT
Recruiting Not applicable Interventional

The RolE of Prolonged Nightly faSTing to Improve Sleep and cOgnition in bREast Cancer Survivors

NCT06938555
View directory record Official record
Conditions
Breast Cancer Survivor, Cancer Related Cognitive Difficulties, Sleep, Quality of Life
Interventions
Prolonged Nightly Fasting, Health Education Videos
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Stevia on Satiety and Eating Attitudes in Healthy, Overweight and Obese Adults

NCT01115088
View directory record Official record
Conditions
Obesity, Type 2 Diabetes
Interventions
Aspartame, Sucrose, Stevia
Dietary Supplement
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Feb 11, 2016 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Phase 1 Interventional Results available

Demodex Blepharitis Treatment Study

NCT01647217
View directory record Official record
Conditions
Chronic Blepharitis
Interventions
Terpinen-4-ol, Placebo
Drug · Other
Lead sponsor
BioTissue Holdings, Inc
Industry
Eligibility
15 Years to 80 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 25, 2017 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional

Lifestyle Intervention Feasibility for Arrhythmia and Symptoms With Intermittent Fasting (LIFE AS IF)

NCT04090840
View directory record Official record
Conditions
Obesity, Morbid Obesity, Diabetes Mellitus, Type 2, Atrial Fibrillation
Interventions
Intermittent Fasting
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 5, 2024 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Results available

Time-Restricted Eating to Address Persistent Cancer-Related Fatigue

NCT05256888
View directory record Official record
Conditions
Neoplasms, Therapy, Fatigue, Diet Therapy, Time, Survivorship, Fasting, Intermittent
Interventions
Time-restricted eating, Healthy lifestyle education
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluating Whole Foods Supplementation on Cognition

NCT01672359
View directory record Official record
Conditions
Sub-optimal Cognitive Function, Sub-optimal Immune Function
Interventions
Ginkgo Synergy® and Choline, OPC Synergy® and Catalyn, Placebo
Dietary Supplement
Lead sponsor
University of Miami
Other
Eligibility
60 Years and older
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 5, 2014 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Phase 2Phase 3 Interventional

Effect of an Extract of Green Tea on Adults With Type 2 Diabetes

NCT00389350
View directory record Official record
Conditions
Diabetes
Interventions
Extract of Green and Black Tea
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Oct 12, 2023 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Phase 1 Interventional

Defined Green Tea Catechin Extract in Treating Women With Hormone Receptor Negative Stage I-III Breast Cancer

NCT00516243
View directory record Official record
Conditions
Estrogen Receptor-negative Breast Cancer, Progesterone Receptor-negative Breast Cancer, Stage I Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer
Interventions
placebo, quality-of-life assessment, questionnaire administration, laboratory biomarker analysis, defined green tea catechin extract
Other · Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
21 Years to 65 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
4
States / cities
New York, New York • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 11, 2014 · Synced Sep 22, 2026, 4:38 AM EDT
Not listed Not applicable Interventional

Accuracy of the Thoracic Epidural Catheter Insertion Confirmed by Fluoroscopic Imaging

NCT01764932
View directory record Official record
Conditions
Patients Undergoing Thoracic Surgery, Patients Undergoing Upper Abdominal Surgery
Interventions
Fluoroscopic imaging
Procedure
Lead sponsor
Chicago Anesthesia Pain Specialists
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 13, 2017 · Synced Sep 22, 2026, 4:38 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Time-restricted Eating Versus Daily Continuous Calorie Restriction on Body Weight and Colorectal Cancer Risk Markers

NCT05114798
View directory record Official record
Conditions
Time Restricted Eating, Obesity, Weight Loss, Colorectal Cancer
Interventions
Time restricted eating, Calorie Restriction
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
45 Years to 70 Years
Enrollment
194 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Daily Ginger Tea Consumption in Reducing Discomfort During Menstruation

NCT03300999
View directory record Official record
Conditions
Discomfort
Interventions
ginger tea
Dietary Supplement
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Apr 5, 2018 · Synced Sep 22, 2026, 4:38 AM EDT
Terminated Phase 2 Interventional

An Outpatient Study Investigating Non-prescription Treatments for COVID-19

NCT04621149
View directory record Official record
Conditions
COVID-19
Interventions
chlorine dioxide, zinc acetate, Famotidine, placebo, lactoferrin, green tea extract
Other · Dietary Supplement · Drug
Lead sponsor
Profact, Inc.
Other
Eligibility
20 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 29, 2022 · Synced Sep 22, 2026, 4:38 AM EDT
Recruiting Phase 1 Interventional

A Phase Ia/Ib Open-label, Multiple Dose, Study to Determine the Recommended Dose, Evaluate PKs, PDs, Safety, and Activity of Venetoclax in Combination With Oral Decitabine/Cedazuridine (ASTX727) in Pediatric Patients With Relapsed/Refractory Acute Myeloid Leukemia (AML)

NCT06191978
View directory record Official record
Conditions
Acute Myeloid Leukemia
Interventions
ASTX727, Venetoclax
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
2 Years to 18 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Investigating Veregen ™ 15% Ointment Treatment For Non-facial Verrucae in Pediatric Patients: A Pilot Study

NCT02622568
View directory record Official record
Conditions
Verruca, Warts
Interventions
Veregen only, Cryotherapy and Veregen
Drug · Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
6 Years to 16 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 7, 2017 · Synced Sep 22, 2026, 4:38 AM EDT
Terminated Not applicable Interventional Results available

Maximizing the Initial Experience of a Neophyte Scleral Lens Wearer

NCT04583579
View directory record Official record
Conditions
Contact Lens Adaptation
Interventions
DMV inserter (DMV® MagicTouch™) with an open end, DMV inserter (DMV® MagicTouch™) with a closed end, Three fingers (Patient's Hand), O-ring (Hardware Store Product), Tea light candle (Generic Deparment Store Product) with DMV inserter (DMV® MagicTouch™)
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 17, 2024 · Synced Sep 22, 2026, 4:38 AM EDT
Terminated Phase 1 Interventional Results available

Immunologic Response to Kansui in Treated HIV+ Individuals: a Dose Escalation Study

NCT02531295
View directory record Official record
Conditions
HIV, Human Immunodeficiency Virus
Interventions
Euphorbia kansui extract powder prepared as tea
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Nitrate-rich Fruit and Vegetable Supplement on Blood Pressure

NCT03486145
View directory record Official record
Conditions
High Blood Pressure, Flow Mediated Dilation
Interventions
fruit and vegetable juice supplement, Placebo
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 40 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 2, 2018 · Synced Sep 22, 2026, 4:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Antioxidants on Human Macular Pigments

NCT00718653
View directory record Official record
Conditions
Eye Health
Interventions
Lutein, Lutein plus green tea extract
Dietary Supplement
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 2, 2009 · Synced Sep 22, 2026, 4:38 AM EDT
Not listed Phase 4 Interventional

High Versus Low Adductor Canal Block

NCT04155983
View directory record Official record
Conditions
Osteo Arthritis Knee
Interventions
Ropivacaine
Drug
Lead sponsor
Carilion Clinic
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 29, 2020 · Synced Sep 22, 2026, 4:38 AM EDT