Actively Recruiting

Age: 0 - 6Years
All Genders
NCT07154654

Prospective, Long Term, Observational Study (Patient Registry) of Paediatric Myotonic Disorders

Led by Lupin Ltd. · Updated on 2025-09-23

10

Participants Needed

1

Research Sites

125 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This is a prospective, open-label, multi-centre, single arm, registry study to collect standard relevant clinical and epidemiological data during routine medical evaluation and treatment in paediatric patients with myotonic disorders who are being treated with mexiletine therapy according to the physician.

CONDITIONS

Official Title

Prospective, Long Term, Observational Study (Patient Registry) of Paediatric Myotonic Disorders

Who Can Participate

Age: 0 - 6Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Male or female patients from birth to less than 6 years
  • Genetically confirmed diagnosis of non-dystrophic myotonia or dystrophic myotonia (DM1 or DM2) as diagnosed by the treating clinician
  • Presence of clinical myotonia symptoms confirmed by the treating clinician
  • Currently receiving or considered for mexiletine treatment per treating physician
  • No history of significant cardiac abnormalities as assessed by cardiologist or treating physician
  • No known history or signs of significant liver disorder
  • No clinically relevant abnormal laboratory results in haematology, biochemistry, or urinalysis that affect study objectives
  • Parent or legal guardian able to provide consent and perform study-related activities
Not Eligible

You will not qualify if you...

  • Contraindications to mexiletine as per Namuscla Summary of Product Characteristics including hypersensitivity, ventricular tachyarrhythmia, heart block, prolonged QT interval, myocardial infarction, symptomatic coronary artery disease, heart failure with ejection fraction <50%, atrial tachyarrhythmia, sinus node dysfunction, and co-administration with certain medications
  • Other neurological or psychiatric conditions affecting study assessments
  • Clinically significant illness or findings affecting study participation
  • Use or planned use of strong CYP2D6 or CYP1A2 inducers or inhibitors during study
  • Concurrent illnesses or medications affecting muscle function
  • Seizure disorder or insulin-treated diabetes mellitus

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 1 location

1

Centre Hospitalier Universitaire de Clermont-Ferrand

Clermont-Ferrand, France

Actively Recruiting

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Research Team

N

Nikki Adetoro

CONTACT

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

2

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Prospective, Long Term, Observational Study (Patient Registry) of Paediatric Myotonic Disorders | DecenTrialz