Evidence map›Paper›PMID 26937359›Full record

ArticleApplied & translational genomics2015

Risperidone-associated adverse drug reactions and CYP2D6 polymorphisms in a South African cohort.

Tyren M Dodgen, Arinda Eloff, Connie Mataboge, Louw J L Roos, Werdie C W van Staden, Michael S Pepper

Open access · hybridAbstract read
In one paragraph

Article in Applied & translational genomics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.8field-weighted citation impact, top 28% 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

8 citing papers in PubMed, 11 citations in OpenAlex.

  1. Article
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  4. Review
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  8. CYP2D6 polymorphisms and their influence on risperidone treatment.Pharmacogenomics and personalized medicine · 2016
    Review
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 2 institutions in 2 countries.

Tyren M DodgenDepartment of Pharmacology, School of Medicine, University of Pretoria, South Africa; Institute for Cellular and Molecular Medicine, Faculty of Health Sciences, University of Pretoria, South Africa.
Arinda EloffDepartment of Immunology, School of Medicine, University of Pretoria, South Africa.
Connie MatabogeDepartment of Psychiatry, School of Medicine, University of Pretoria, South Africa.
Louw J L RoosDepartment of Psychiatry, School of Medicine, University of Pretoria, South Africa.
Werdie C W van StadenDepartment of Psychiatry, School of Medicine, University of Pretoria, South Africa.
Michael S PepperDepartment of Immunology, School of Medicine, University of Pretoria, South Africa; Institute for Cellular and Molecular Medicine, Faculty of Health Sciences, University of Pretoria, South Africa; Department of Genetic Medicine and Development, Faculty of Medicine, University of Geneva, Geneva, Switzerland.
University of Pretoria · ZAUniversity of Geneva · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundContradictory information exists regarding the influence of CYP2D6 polymorphisms on adverse drug reactions (ADRs) (extrapyramidal symptoms (EPS) and weight gain) related to risperidone treatment. This prompted us to evaluate the influence of CYP2D6 genetic variation in a cohort of South African patients who presented with marked movement disorders and/or weight gain while on risperidone treatment.

methodsPatients who were experiencing marked risperidone ADRs were recruited from Weskoppies Public Psychiatric Hospital. As poor or intermediate metabolism was expected, comprehensive CYP2D6 sequence variations were evaluated using XL-PCR + Sequencing.

resultsNo statistically significant association was found between CYP2D6 poor metabolism and risperidone ADRs. An inverse relationship between EPS and weight gain was however identified. A novel CYP2D6 allele was identified which is unlikely to affect metabolism based on in silico evaluation.

conclusionCYP2D6 variation appeared not to be a good pharmacogenetic marker for predicting risperidone-related ADRs in this naturalistic South African cohort. Evaluation of a larger cohort would be needed to confirm these observations, including an examination of the role of potential intermediaries between the hypothesised genetic and clinical phenotypes.

Indexed as

CYP2D6Extrapyramidal symptomsRisperidoneWeight gain

Identifiers

PMID26937359
PMCPMC4745369
OpenAlexW220949299

What OpenQuestion holds

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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.