Evidence map›Paper›PMID 28185218›Full record

ReviewClinical pharmacokinetics2017

Clinical Pharmacokinetics and Pharmacodynamics of Pazopanib: Towards Optimized Dosing.

Remy B Verheijen, Jos H Beijnen, Jan H M Schellens, Alwin D R Huitema, Neeltje Steeghs

Open access · hybridAbstract readReview
In one paragraph

Review in Clinical pharmacokinetics, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed, 3 pooled it
7.4field-weighted citation impact, top 2% 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

44 citing papers in PubMed, 3 syntheses or guidelines pooled it, 86 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

5 authors at 2 institutions in 1 country.

Remy B VerheijenDepartment of Pharmacy and Pharmacology, The Netherlands Cancer Institute-Antoni van Leeuwenhoek, Louwesweg 6, 1066 EC, Amsterdam, The Netherlands. r.verheijen@nki.nl.
Jos H BeijnenDepartment of Pharmacy and Pharmacology, The Netherlands Cancer Institute-Antoni van Leeuwenhoek, Louwesweg 6, 1066 EC, Amsterdam, The Netherlands.
Jan H M SchellensDepartment of Pharmaceutical Sciences, Utrecht University, Utrecht, The Netherlands.
Alwin D R HuitemaDepartment of Pharmacy and Pharmacology, The Netherlands Cancer Institute-Antoni van Leeuwenhoek, Louwesweg 6, 1066 EC, Amsterdam, The Netherlands.
Neeltje SteeghsDepartment of Medical Oncology and Clinical Pharmacology, The Netherlands Cancer Institute-Antoni van Leeuwenhoek, Amsterdam, The Netherlands.
The Netherlands Cancer Institute · NLUtrecht University · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Pazopanib is an inhibitor of the vascular endothelial growth factor receptor, platelet-derived growth factor receptor, fibroblast growth factor receptor and stem cell receptor c-Kit, and has been approved for the treatment of renal cell carcinoma and soft tissue sarcoma. The pharmacokinetics of pazopanib are complex and are characterized by pH-dependent solubility, large interpatient variability and low, non-linear and time-dependent bioavailability. Exposure to pazopanib is increased by both food and coadministration of ketoconazole, but drastically reduced by proton pump inhibitors. Studies have demonstrated relationships between systemic exposure to pazopanib and toxicity, such as hypertension. Furthermore, a strong relationship between pazopanib trough level ≥20 mg/L and both tumor shrinkage and progression-free survival has been established. At the currently approved daily dose of 800 mg, approximately 20% of patients do not reach this threshold and may be at risk of suboptimal treatment. As a result of this, clinical trials have explored individualized pazopanib dosing, which demonstrate the safety and feasibility of individualized pazopanib dosing based on trough levels. In summary, we provide an overview of the complex pharmacokinetic and pharmacodynamic profiles of pazopanib and, based on the available data, we propose optimized dosing strategies.

Indexed as

Angiogenesis InhibitorsAnimalsDose-Response Relationship, DrugHumansIndazolesNeoplasmsPyrimidinesRandomized Controlled Trials as TopicReceptors, Fibroblast Growth FactorReceptors, Platelet-Derived Growth FactorReceptors, Vascular Endothelial Growth FactorSulfonamidesAngiogenesis InhibitorsIndazolespazopanibPyrimidinesReceptors, Fibroblast Growth FactorReceptors, Platelet-Derived Growth FactorReceptors, Vascular Endothelial Growth FactorSulfonamidesAdvanced Solid TumorPazopanibRenal Cell CarcinomaRenal Cell Carcinoma PatientSunitinib

Identifiers

PMID28185218
PMCPMC5563343
OpenAlexW2586120609

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.