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Related Experiment Videos

Topiramate for essential tremor.

Elisa Bruno1, Alessandra Nicoletti1, Graziella Quattrocchi1

  • 1Department GF Ingrassia, Section of Neurosciences, University of Catania, Catania, Italy, 95123.

The Cochrane Database of Systematic Reviews
|April 15, 2017
PubMed
Summary
This summary is machine-generated.

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Topiramate shows limited efficacy for essential tremor (ET) and increases adverse events, including withdrawal. More research is needed to confirm its safety and effectiveness in treating ET.

Area of Science:

  • Neurology
  • Clinical Pharmacology

Background:

  • Essential tremor (ET) is a common movement disorder with limited treatment options.
  • Current first-line therapies like propranolol and primidone are ineffective for many patients and cause adverse events.
  • Topiramate is a potential alternative, but its efficacy and safety in ET require investigation.

Purpose of the Study:

  • To systematically evaluate the efficacy and safety of topiramate for treating essential tremor.
  • To synthesize evidence from randomized controlled trials comparing topiramate with placebo or other treatments.

Main Methods:

  • Systematic literature search across multiple databases (CENTRAL, MEDLINE, Embase, etc.) and clinical trial registries.
  • Inclusion of randomized controlled trials (RCTs) meeting specific diagnostic criteria for ET.

Related Experiment Videos

  • Data extraction, risk of bias assessment, and meta-analysis of included studies.

    • Main Results:

    • Three RCTs with 309 participants compared topiramate to placebo.
    • Studies had a high overall risk of bias and very low to low quality of evidence.
    • Topiramate showed improved functional disability but increased withdrawal rates and adverse events (paraesthesia, weight loss, memory issues).

    Conclusions:

    • Limited data and low-quality evidence support topiramate's efficacy for ET.
    • Topiramate is associated with treatment-limiting adverse events.
    • Further research is necessary to establish the efficacy and safety profile of topiramate in essential tremor management.