Evidence map›Paper›PMID 39601108›Full record

ArticleClinical pharmacology and therapeutics2025

A Phase I Trial of the Pharmacokinetic Interaction Between Cannabidiol and Tacrolimus.

Gerald C So, Jessica Bo Li Lu, Sachiko Koyama, Ying-Hua Cheng, Debora L Gisch, Kelsey McClara, Paul R Dexter, Asif A Sharfuddin, Jumar Etkins, Emma M Tillman and 5 more

Abstract readClinical Trial, Phase I
In one paragraph

Article in Clinical pharmacology and therapeutics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

10 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Review
  5. Article
  6. Article
  7. Review
  8. Article
  9. Utilization of Cannabidiol in Post-Organ-Transplant Care.International journal of molecular sciences · 2025
    Review
  10. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

15 authors.

Gerald C SoDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.ORCID 0000-0003-2101-5116
Jessica Bo Li LuDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Sachiko KoyamaDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Ying-Hua ChengDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Debora L GischDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.ORCID 0000-0001-9087-4585
Kelsey McClaraDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Paul R DexterDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Asif A SharfuddinDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Jumar EtkinsDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Emma M TillmanDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.ORCID 0000-0001-8019-9811
Travis R BeamonDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Zachary CowsertDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Jennifer S StuartDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Zeruesenay DestaDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.ORCID 0009-0001-1513-1295
Michael T EadonDepartment of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.ORCID 0000-0003-3066-2876

Funding

Indiana University Comprehensive Training in Clinical PharmacologyT32GM008425 · NIGMS · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI Zeruesenay Desta, Michael Thomas Eadon · 1992 to 2026
$7.7M
Drug-gene-nutraceutical interactions of cannabidiolR01AT011463 · NCCIH · INDIANA UNIVERSITY INDIANAPOLIS · PI Michael Thomas Eadon · 2022 to 2026
$2.9M
Genomic and drug-drug interaction mechanisms of interindividual variability in drug dispositionR35GM145383 · NIGMS · INDIANA UNIVERSITY INDIANAPOLIS · PI Zeruesenay Desta · 2022 to 2026
$2.0M
NCCIH NIH HHS R01 AT011463NIGMS NIH HHS R35 GM145383NIGMS NIH HHS T32 GM008425
6 · The paper itself

Abstract

One in six Americans uses cannabidiol-based or cannabis-derived products. Cannabidiol is a substrate of CYP3A, but its role as a potential CYP3A inhibitor remains unclear. We hypothesized that cannabidiol would inhibit CYP3A-mediated metabolism of tacrolimus. This report is an interim analysis of an open-label, three-period, fixed-sequence, crossover study in healthy participants. Participants first received a single dose of tacrolimus 5 mg orally. After washout, participants later received cannabidiol titrated to 5 mg/kg twice daily for 14 days to reach a steady state, followed by a second single dose of tacrolimus 5 mg orally. Tacrolimus concentrations in whole blood were measured by UHPLC-MS/MS method. Pharmacokinetic parameters were calculated by noncompartmental analysis. Twelve participants completed all periods of the study. The maximum concentration (C

Indexed as

CannabidiolCytochrome P-450 CYP3A InhibitorsImmunosuppressive AgentsTacrolimusAdministration, OralAdultArea Under CurveCross-Over StudiesCytochrome P-450 CYP3ADrug InteractionsFemaleHealthy VolunteersHumansMaleMiddle AgedTandem Mass SpectrometryCannabidiolCytochrome P-450 CYP3ACytochrome P-450 CYP3A InhibitorsImmunosuppressive AgentsTacrolimus

Identifiers

PMID39601108
PMCPMC11835423

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.