Evidence map›Paper›PMID 26097795›Full record

ArticleClinical pharmacology in drug development2015

Effects of Ketoconazole on the Pharmacokinetics of Lenvatinib (E7080) in Healthy Participants.

Robert Shumaker, Jagadeesh Aluri, Jean Fan, Gresel Martinez, Gary A Thompson, Min Ren

Open access · hybridAbstract read
In one paragraph

Article in Clinical pharmacology in drug development, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
1.9field-weighted citation impact, top 14% 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.

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

26 citing papers in PubMed, 51 citations in OpenAlex.

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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

6 authors at 1 institution in 1 country.

Robert ShumakerEisai, Inc. Woodcliff Lake, NJ, USA.
Jagadeesh AluriEisai, Inc. Woodcliff Lake, NJ, USA.
Jean FanEisai, Inc. Woodcliff Lake, NJ, USA.
Gresel MartinezEisai, Inc. Woodcliff Lake, NJ, USA.
Gary A ThompsonGA Thompson Consulting West Chester, OH, USA.
Min RenEisai, Inc. Woodcliff Lake, NJ, USA.
Eisai (United States) · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLenvatinib is an oral, multitargeted, tyrosine kinase inhibitor under clinical investigation in solid tumors. In vitro evidence indicates that lenvatinib metabolism may be modulated by ketoconazole, an inhibitor of CYP3A4 and p-glycoprotein.

methodsIn this Phase I, single-center, randomized, open-label, two-period, crossover study, healthy adults (18-55 years; N = 18) were randomized to one of two sequences (ketoconazole → placebo or vice versa). Ketoconazole (400 mg) or placebo was administered orally once daily for 18 days; a 5 mg dose of lenvatinib was orally administered on Day 5 of each treatment period. Blood samples were collected over 14 days and lenvatinib plasma concentrations measured by high-performance liquid chromatography/tandem mass spectrometry.

resultsSystemic exposure to lenvatinib increased slightly (15-19%) with coadministration of ketoconazole. Although the 90% confidence interval (CI) for area under the plasma concentration-time curve (AUC) was within the prespecified bioequivalence interval of 80-125%, C

conclusionsLenvatinib exposure was slightly increased by ketoconazole; however, the magnitude of the change was relatively small, and likely not clinically meaningful.

Indexed as

CYP3A4E7080ketoconazolelenvatinibpharmacokinetics

Identifiers

PMID26097795
PMCPMC4467237
OpenAlexW1493135908

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

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.