Evidence map›Paper›PMID 40654508›Full record

ArticleFrontiers in veterinary science2025

Pharmacokinetics of cannabidiol and its two main phase I metabolites in Connemara ponies.

Kata Wermer, Orsolya Korbacska-Kutasi, Róbert Berkecz, Dezső Csupor, Nóra Ágh, Anita Sztojkov-Ivanov, Dániel Cserhalmi

Abstract read
In one paragraph

Article in Frontiers in veterinary science, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
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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

7 authors.

Kata WermerDepartment of Botany, University of Veterinary Medicine Budapest, Budapest, Hungary.
Orsolya Korbacska-KutasiDepartment of Animal Nutrition and Clinical Dietetics, University of Veterinary Medicine Budapest, Budapest, Hungary.
Róbert BerkeczInstitute of Pharmaceutical Analysis, Faculty of Pharmacy, University of Szeged, Szeged, Hungary.
Dezső CsuporFaculty of Pharmacy, Institute of Clinical Pharmacy, University of Szeged, Szeged, Hungary.
Nóra ÁghHUN-REN-PE Evolutionary Ecology Research Group, University of Pannonia, Veszprém, Hungary.
Anita Sztojkov-IvanovInstitute of Pharmacodynamics and Biopharmacy, Faculty of Pharmacy, University of Szeged, Szeged, Hungary.
Dániel CserhalmiDepartment of Botany, University of Veterinary Medicine Budapest, Budapest, Hungary.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Cannabidiol (CBD) has shown potential therapeutic benefits in veterinary medicine, but further investigations are needed to establish its pharmacokinetics and therapeutic dosing in horses and ponies. The present study aimed to investigate the pharmacokinetic properties of CBD in Connemara ponies following oral administration of CBD oil. Methods: Ten healthy ponies received a single oral dose of CBD oil at 2 mg/kg. Blood samples were collected before dosing and up to 16 days post-administration, with physical examinations conducted at baseline and at 8, 12, and 24 h post-dose. Additional blood samples were taken at baseline and 24 h for hematological and biochemical analyses. Targeted UHPLC-MS/HRMS measurements quantified CBD and its metabolites, 7-hydroxy-CBD (7-OH-CBD) and 7-carboxy-CBD (7-COOH-CBD). Results: The CBD oil was well-tolerated, with no side effects. A significant decrease in heart rate was observed after 24 h. Changes in hematological and biochemical markers included elevated urea, slight increases in chloride, Gamma-glutamyl transferase, Total bilirubin, Lactate dehydrogenase, and a minor reduction in WBC count. CBD was detectable in 4 ponies on day 7, but none on day 12. The 7-COOH-CBD metabolite remained detectable up to day 16 in all subjects. The pharmacokinetic parameters for CBD were C Discussion: The pharmacokinetic characteristics of CBD observed in the present study are consistent with previous research in warmblood horses and provide a foundation for future studies to evaluate the therapeutic efficacy and long-term safety of CBD in ponies.

Indexed as

cannabidiolcannabinoidCBD metabolismequinehorsepharmacokinetics

Identifiers

PMID40654508
PMCPMC12247600

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Registered trials

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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.