Evidence map›Paper›PMID 34528282›Full record

Trial reportBritish journal of clinical pharmacology2022

Randomised trial: Peppermint oil (menthol) pharmacokinetics in children and effects on gut motility in children with functional abdominal pain.

Robert J Shulman, Bruno P Chumpitazi, Susan M Abdel-Rahman, Uttam Garg, Salma Musaad, Gregory L Kearns

Erratum issued Registry-linked trialOpen access · bronzeAbstract readRandomized Controlled Trial
In one paragraph

Trial report in British journal of clinical pharmacology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. It is linked to trial NCT03295747 (Peppermint Oil Pharmacokinetics/Dynamics and Novel Biological Signatures in Children With Functional Abdominal Pain), which is not on this map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.6field-weighted citation impact, top 16% of its field
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.

NCT03295747 phase1completednot on this map

Peppermint Oil Pharmacokinetics/Dynamics and Novel Biological Signatures in Children With Functional Abdominal Pain

TypeinterventionalSponsorRobert Shulman, M.D.Ran2017 to 2019Enrolled30ConditionsAbdominal PainArmsPeppermint oil
3 · Its place in the literature

Who cites it

11 citing papers in PubMed, 15 citations in OpenAlex.

  1. Phytocompounds That Target White Adipose Tissue for Weight Loss: A Review Spanning From Ucp1 Induction in Rodents to Human Clinical Trials.Obesity reviews : an official journal of the International Association for the Study of Obesity · 2026
    Review
  2. Review
  3. Article
  4. Investigating the Health Potential ofPharmaceuticals (Basel, Switzerland) · 2025
    Review
  5. Review
  6. Review
  7. Review
  8. Article
  9. Review
  10. Article
  11. Integrating Network Pharmacology andEvidence-based complementary and alternative medicine : eCAM · 2022
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 4 institutions in 1 country.

Robert J ShulmanDepartment of Pediatrics, Baylor College of Medicine, Houston, TX, USA.ORCID 0000-0003-2385-0991
Bruno P ChumpitaziDepartment of Pediatrics, Baylor College of Medicine, Houston, TX, USA.
Susan M Abdel-RahmanUniversity of Missouri School of Medicine, Kansas City, MO, USA.
Uttam GargDepartments of Pathology and Laboratory Medicine, Children's Mercy Hospital; University of Missouri School of Medicine, Kansas City, MO, USA.
Salma MusaadDepartment of Pediatrics, Baylor College of Medicine, Houston, TX, USA.
Gregory L KearnsTexas Christian University and University of North Texas Health Science Center School of Medicine, Fort Worth, TX, USA.
Baylor College of Medicine · USChildren's Mercy Hospital · USUniversity of Missouri–Kansas City · USUniversity of North Texas · US

Funding

Tissue Analysis & Molecular Imaging CoreP30DK056338 · NIDDK · BAYLOR COLLEGE OF MEDICINE · PI James Versalovic · 2001 to 2026
$28.3M
Translational Research Support CoreP30ES030285 · NIEHS · BAYLOR COLLEGE OF MEDICINE · PI Casey W Wright · 2019 to 2026
$14.7M
Peppermint Oil Pharmacokinetics/Dynamics and Novel Biological Signatures in Children with Functional Abdominal PainR33AT009101 · NCCIH · BAYLOR COLLEGE OF MEDICINE · PI SHULMAN, ROBERT J · 2019 to 2021
$646k
Peppermint Oil Pharmacokinetics/Dynamics and Novel Biological Signatures in Children with Functional Abdominal PainR21AT009101 · NCCIH · BAYLOR COLLEGE OF MEDICINE · PI SHULMAN, ROBERT J · 2016 to 2017
$436k
NCCIH NIH HHS R21 AT009101NCCIH NIH HHS R33 AT009101NIDDK NIH HHS P30 DK056338NIEHS NIH HHS P30 ES030285
6 · The paper itself

Abstract

aimsLittle is known regarding the pharmacokinetics and pharmacodynamics of menthol, the active ingredient in peppermint oil (PMO). Our aim was to investigate the pharmacokinetics of menthol at 3 dose levels in children and determine their effects on gut motility and transit.

methodsThirty children ages 7-12 years with functional abdominal pain underwent wireless motility capsule (WMC) testing. Approximately 1 week later they were randomized to 180, 360 or 540 mg of enteric coated PMO (10 participants per dose). Menthol pharmacokinetics were determined via blood sampling over 24 hours. They then took their respective dose of PMO (180 mg once, 180 mg twice or 180 mg thrice daily) for 1 week during which time the WMC test was repeated.

resultsEvaluable area under the plasma concentration vs. time curve (AUC

conclusionPharmacokinetics and pharmacodynamics of menthol derived from PMO demonstrated apparent dose-proportionality. A higher dose of PMO may be needed to achieve maximal gut response. www.clinicaltrials.gov NCT03295747.

Indexed as

MentholPlant OilsAbdominal PainChildHumansIntestine, SmallMentha piperitaMentholpeppermint oilPlant Oilsabdominal paincontractilitymentholmotilitypeppermint oil

Identifiers

PMID34528282
PMCPMC8863319
OpenAlexW3201253236

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Registered trials

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.