Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 24, 2026, 1:25 AM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Gingival Diseases
Interventions
Fluoride, Triclosan/Fluoride toothpaste, antibacterial plant extract
Drug · Other
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Rochester, New York
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Sulforaphane as an Antagonist to Human PXR-mediated Drug-drug Interactions

NCT00621309
Conditions
Adverse Drug Interactions
Interventions
Rifampicin, sulforaphane plus rifampicin, sulforaphane alone
Drug · Dietary Supplement
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 40 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
2
States / cities
Seattle, Washington
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