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Showing 1–24 of 96 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Herbal medicine Clear all
Completed Phase 2 Interventional Accepts healthy volunteers

Screening Herbs for Drug Interactions

NCT00029263
View directory record Official record
Conditions
Healthy
Interventions
herbals
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2004
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 17, 2006 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Aromatherapy and Happiness

NCT05864222
View directory record Official record
Conditions
Happiness
Interventions
Aromatherapy
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 5, 2024 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Phase 3 Interventional

Saw Palmetto Extract in Benign Prostatic Hyperplasia

NCT00037154
View directory record Official record
Conditions
Benign Prostatic Hyperplasia
Interventions
Saw Palmetto
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
50 Years and older · Male only
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
2
States / cities
Oakland, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 13, 2010 · Synced Sep 26, 2026, 5:34 PM EDT
Not listed Phase 2 Interventional

E-B-FAHF-2, Multi OIT and Xolair (Omalizumab) for Food Allergy

NCT02879006
View directory record Official record
Conditions
Food Allergy
Interventions
Chinese Herbal Medication, Placebo, Omalizumab, Multi OIT
Drug
Lead sponsor
Xiu-Min Li
Other
Eligibility
6 Years to 40 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
2
States / cities
Baltimore, Maryland • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 11, 2020 · Synced Sep 26, 2026, 5:34 PM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Bringing Acute and Wellness Care to Underserved Populations Using Traditional Chinese Medicine

NCT01059487
View directory record Official record
Conditions
Pain Management, Traditional Chinese Medicine
Interventions
Traditional Chinese Medicine
Other
Lead sponsor
Chicago College of Oriental Medicine
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 1, 2010 · Synced Sep 26, 2026, 5:34 PM EDT
Withdrawn Early Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability, and Pharmacokinetics of an Oral Withania Somnifera Product in Older Adults

NCT07008300
View directory record Official record
Conditions
Healthy, Aging
Interventions
Shoden
Dietary Supplement
Lead sponsor
Oregon Health and Science University
Other
Eligibility
65 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Sep 26, 2026, 5:34 PM EDT
Not listed No phase listed Observational

Describing Chinese Herbal Medicine Telehealth Care for Symptoms Related to Infectious Diseases Such as COVID-19

NCT04380870
View directory record Official record
Conditions
Coronavirus Infection
Interventions
Chinese Herbal Medicine
Dietary Supplement
Lead sponsor
Center for Integrated Care
Other
Eligibility
18 Years to 114 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 27, 2021 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Ginkgo Biloba on Phenytoin Elimination

NCT00011063
View directory record Official record
Conditions
Healthy
Interventions
Ginkgo Biloba
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Effect of T89(Dantonic®)on Steady-State Pharmacodynamics of Warfarin

NCT01475279
View directory record Official record
Conditions
Healthy
Interventions
Warfarin; Dantonic
Drug
Lead sponsor
Tasly Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 7, 2012 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effects of Kava on the Body's Elimination of Caffeine and Dextromethorphan

NCT00009542
View directory record Official record
Conditions
Healthy
Interventions
kava (Piper methysticum)
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 26, 2026, 5:34 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Complementary and Alternative Medical Trends: A Patient Survey in a University Based Clinic

NCT00894491
View directory record Official record
Conditions
Complementary and Alternative Therapies
Interventions
Not listed
Lead sponsor
University of California, Irvine
Other
Eligibility
41 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Newport Beach, California
Source: ClinicalTrials.gov public record
Updated Jan 24, 2021 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Not applicable Interventional

Acupuncture and Herbal Treatment of Chronic HIV Sinusitis

NCT00002149
View directory record Official record
Conditions
HIV Infections, Sinusitis
Interventions
Clavulanate potassium, Pseudoephedrine hydrochloride, Amoxicillin trihydrate
Drug
Lead sponsor
Immune Enhancement Project
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study To Evaluate The Effect of T89(Dantonic®)On P450 Enzymes

NCT01473888
View directory record Official record
Conditions
Stable Angina
Interventions
T89(Dantonic)
Drug
Lead sponsor
Tasly Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Nov 7, 2012 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Not applicable Interventional

Treatment of Major Depression With St. John's Wort (Hypericum)

NCT00005013
View directory record Official record
Conditions
Major Depression
Interventions
Sertraline, Hypericum perforatum (St. John's wort)
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2001
U.S. locations
12
States / cities
San Diego, California • Stanford, California • Torrance, California + 9 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2014 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Study to Evaluate the 80-Minute Water Resistant Sun Protection Factor (SPF) of Sunscreen Products

NCT05124899
View directory record Official record
Conditions
Sunscreening Agents
Interventions
CAP UnScented, CAP Herbal Mint, CAP Mountain Berry, SPF Standard Sunscreen
Drug
Lead sponsor
HALEON
Industry
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 25, 2024 · Synced Sep 26, 2026, 5:34 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Safety and Pharmacokinetics of Oleander 4X in Healthy Volunteers

NCT04674709
View directory record Official record
Conditions
Flu-like Symptoms
Interventions
Oleander 4X - single, Oleander 4X - double, Oleander 4X - quadruple, Placebo
Drug
Lead sponsor
Avila Herbals
Industry
Eligibility
18 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 20, 2020 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Phase 1 Interventional

Evaluating Safety and Efficacy of Herbal Treatment in Ulcerative Colitis

NCT02442960
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
Herbal treatment (SA100)
Drug
Lead sponsor
Stanford University
Other
Eligibility
13 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Nov 5, 2020 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Effects of Valerian on Sleep in Healthy Older Adults

NCT00097604
View directory record Official record
Conditions
Sleep Initiation and Maintenance Disorders
Interventions
Valerian root extract
Dietary Supplement
Lead sponsor
University of Washington
Other
Eligibility
55 Years to 80 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 28, 2010 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Phase 2 Interventional

Phase II Multi-Center Study of T89 to Treat Chronic Stable Angina

NCT00797953
View directory record Official record
Conditions
Angina Pectoris
Interventions
T89
Drug
Lead sponsor
Tasly Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
15
States / cities
Tucson, Arizona • Beverly Hills, California • Corona, California + 11 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2012 · Synced Sep 26, 2026, 5:34 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Effects of Triphala and VSL#3 Probiotic Supplementation on Stool Microbiome Profiles and Inflammation

NCT03907501
View directory record Official record
Conditions
Human Microbiome
Interventions
Synbiotic, Probiotic, Placebo
Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
65 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 5, 2023 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Not applicable Interventional

Aromatherapy and Essential Oils in Improving Insomnia and Other Symptoms in Patients With Newly Diagnosed Acute Leukemia Undergoing Chemotherapy

NCT02445378
View directory record Official record
Conditions
Acute Leukemia, Anorexia, Anxiety, Depression, Dyspnea, Insomnia, Nausea, Pain
Interventions
Aromatherapy and Essential Oils, Placebo, Questionnaire Administration
Procedure · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
Not listed
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 4, 2019 · Synced Sep 26, 2026, 5:34 PM EDT
Not yet recruiting Phase 2 Interventional

Topical Curcumin for HPV Related Cervical Disease

NCT04266275
View directory record Official record
Conditions
Neoplasm Cervix
Interventions
Curcumin C3 Complex, Placebo
Drug
Lead sponsor
Lisa Flowers
Other
Eligibility
21 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2028
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 26, 2026, 5:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetic Interaction Study of Efavirenz and American Ginseng in Healthy Volunteers

NCT01136928
View directory record Official record
Conditions
Healthy Volunteers
Interventions
American ginseng
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 14, 2018 · Synced Sep 26, 2026, 5:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Aromatherapy and Its Impact on Preoperative Anxiety, Postoperative Pain, and Patient Experience

NCT07771205
View directory record Official record
Conditions
Postoperative Pain, Preoperative Anxiety, Patient Experience
Interventions
Aromatherapy, Unscented Pod
Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
286 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Stockton, California
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 26, 2026, 5:34 PM EDT