About this trial
The goal of this clinical trial is to determine how two different doses of cannabidiol (CBD), given as a hemp product, change the blood concentrations of the drug clopidogrel in the body. Results will be used to help design future studies and to assist healthcare providers in informing their patients about the safe use of CBD.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
21-64 years old and healthy;
Confirmed by genetic test to be a CYP2C19 normal, rapid, or ultra-rapid metabolizer;
Not taking any medications (prescription and non-prescription, including clopidogrel) or dietary supplements/botanical products known to alter the pharmacokinetics of cannabis and/or clopidogrel;
Have taken hemp or cannabis (in any form) before and tolerated it well;
Disqualifiers
Under the age of 21 or over the age of 64;
Any major illness;
Pregnant or nursing;
History of allergy or intolerance to cannabis or clopidogrel;
Trial design
Crossover
Treatments tested in this trial
Cannabidiol in the form of hemp
DrugCannabidiol (30 mg) in the form of an orally administered hemp oil softgel
Clopidogrel
Drug75 mg oral clopidogrel
Treatment groups
Trial outcomes
Primary outcomes
AUC ratio of clopidogrel active metabolite
Ratio of the area under the plasma concentration vs. time curve of the active metabolite of clopidogrel in the presence to absence of hemp
Secondary outcomes
Cannabidiol AUC
Area under the plasma concentration vs. time curve of cannabidiol
AUC of cannabidiol metabolites
Area under the plasma concentration vs. time curve of cannabidiol metabolites
Sponsors and contacts
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Washington State University
Lead sponsor
Office of Dietary Supplements (ODS)
Collaborator
National Center for Complementary and Integrative Health (NCCIH)
Collaborator