Evidence map›Paper›PMID 41069601›Full record

SynthesisFrontiers in pharmacology2025

Efficacy and safety of vesicular monoamine transporter 2 inhibitors for Huntington's disease chorea based on network meta-analysis.

Jing Huang, Fei-Fei Chen, Si-Yuan Wen, Pan Tao, Chi Meng, Wei Chen, Chang-Qing Zhou

Abstract readSystematic Review
In one paragraph

Synthesis in Frontiers in pharmacology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed, 1 pooled it
–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

1 citing paper in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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.

Jing HuangDepartment of Neurology, Bishan Hospital of Chongqing Medical University, Chongqing, China.
Fei-Fei ChenDepartment of Neurology, Bishan Hospital of Chongqing Medical University, Chongqing, China.
Si-Yuan WenDepartment of Neurology, Bishan Hospital of Chongqing Medical University, Chongqing, China.
Pan TaoDepartment of Neurology, Bishan Hospital of Chongqing Medical University, Chongqing, China.
Chi MengDepartment of Neurology, Bishan Hospital of Chongqing Medical University, Chongqing, China.
Wei ChenDepartment of Neurology, Bishan Hospital of Chongqing Medical University, Chongqing, China.
Chang-Qing ZhouDepartment of Neurology, Bishan Hospital of Chongqing Medical University, Chongqing, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objective: A Bayesian network meta-analysis was conducted to evaluate the efficacy, tolerability, and safety of vesicular monoamine transporter 2 (VMAT2) inhibitors in Huntington's disease chorea. Methods: The MEDLINE, Embase, and Cochrane Central Register of Controlled Trials were searched from January 1970 to January 2025 for eligible randomized controlled trials. Three VMAT2 inhibitors, including tetrabenazine, deutetrabenazine and valbenazine were investigated. The network meta-analysis was conducted based on a Bayesian framework using a fixed-effects model. As there were no closed loops in the network plot, comparisons of these interventions were directly formed by a consistency model. Results: Three randomized controlled trials (n = 299 patients) were included in the analysis. The surface under the cumulative ranking curve indicated that tetrabenazine was associated with the greatest improvement in the Unified Huntington's Disease Rating Scale Total Maximal Chorea score (0.878), followed by valbenazine (0.700) and deutetrabenazine (0.422). Meanwhile, in the Unified Huntington's Disease Rating Scale Total Motor score, valbenazine ranked highest, with a score of 0.781. Deutetrabenazine ranked highest in terms of overall withdrawals (0.800) and adverse events (AEs) (0.688), while valbenazine ranked first in withdrawals due to AEs (0.735), serious adverse events (0.807), as well as in reducing both suicide (0.683) and suicidal ideation (0.748). Conclusion: This study suggests that three VMAT2 inhibitors are effective in ameliorating chorea symptoms in patients with Huntington's disease. Tetrabenazine is the most effective in controlling chorea, whereas valbenazine may be the optimal choice for patients with comorbid psychiatric symptoms. Systematic Review Registration: https://www.crd.york.ac.uk/PROSPERO/view/CRD420251012431, identifier CRD420251012431.

Indexed as

choreadeutetrabenazinehuntington’s diseasenetwork meta-analysistetrabenazinevalbenazineVMAT2 inhibitors

Identifiers

PMID41069601
PMCPMC12504331

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.