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37 studies found for:    "potassium-aggravated myotonia" OR "Myotonic Disorders" OR "Myotonia Fluctuans"
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Rank Status Study
1 Completed Characteristics of Nondystrophic Myotonias
Conditions: Nondystrophic Myotonias;   Myotonia Congenita;   Myotonic Disorders
Intervention:
2 Completed Lamotrigine as Treatment of Myotonia
Conditions: Dystrophia Myotonica Type 1;   Myotonia Congenita;   Paramyotonia Congenita;   Hyperkalemic Periodic Paralysis;   Potassium-Aggravated Myotonia
Interventions: Drug: Lamotrigine;   Drug: Placebo
3 Recruiting Myotonic Dystrophy Family Registry
Conditions: Myotonic Dystrophy;   Congenital Myotonic Dystrophy;   Myotonic Dystrophy 1;   Myotonic Dystrophy 2;   Dystrophia Myotonica;   Dystrophia Myotonica 1;   Dystrophia Myotonica 2;   Myotonia Dystrophica;   Myotonic Dystrophy, Congenital;   Myotonic Myopathy, Proximal;   PROMM (Proximal Myotonic Myopathy);   Proximal Myotonic Myopathy;   Steinert Disease;   Steinert Myotonic Dystrophy;   Steinert's Disease;   Myotonia Atrophica
Intervention: Other: Patient-entered data
4 Recruiting Myotonic Dystrophy and Facioscapulohumeral Muscular Dystrophy Registry
Conditions: Myotonic Dystrophy;   Facioscapulohumeral Muscular Dystrophy;   Muscular Dystrophy;   Myotonic Dystrophy Type 1;   Myotonic Dystrophy Type 2;   Congenital Myotonic Dystrophy;   PROMM (Proximal Myotonic Myopathy);   Steinert's Disease;   Myotonic Muscular Dystrophy
Intervention:
5 Completed Mexiletine and Non Dystrophic Myotonias
Conditions: Non-dystrophic Myotonias;   Paramyotonia Congenita;   Myotonia Congenita
Interventions: Drug: Mexiletine;   Drug: placebo
6 Completed Phase III Randomized, Double-Blind, Placebo-Controlled Study of Dichlorphenamide for Periodic Paralyses and Associated Sodium Channel Disorders
Conditions: Paralysis, Hyperkalemic Periodic;   Hypokalemic Periodic Paralysis;   Paramyotonia Congenita
Intervention: Drug: dichlorphenamide
7 Recruiting Study of Ranolazine in Myotonia Congenita, Paramyotonia Congenita and Myotonic Dystrophy Type 1
Conditions: Myotonia Congenita (Enrollment Complete);   Paramyotonia Congenita;   Myotonic Dystrophy 1
Intervention: Drug: Ranolazine
8 Completed Combined N-of-1 Trials Mexiletine vs Placebo in Patients With Non-Dystrophic Myotonia (NDM)
Condition: Non Dystrophic Myotonia
Interventions: Drug: Mexiletine;   Drug: Placebo
9 Recruiting Trial Readiness and Endpoint Assessment in Congenital Myotonic Dystrophy
Condition: Congenital Myotonic Dystrophy
Intervention: Other: Natural history
10 Terminated Compare Train and 3D-4D Left Ventricular Systolic Function in Subjects Suffering From Dystrophy and Healthy Subjects
Condition: Steinert's Disease
Interventions: Procedure: electrocardiogram;   Procedure: Echocardiography
11 Recruiting Ventilatory Response After Non Invasive Ventilation in Type 1 Myotonic Dystrophy
Conditions: Myotonic Dystrophy 1;   Steinert Disease
Intervention: Device: Non Invasive Ventilation.
12 Recruiting Study of Tideglusib in Adolescent and Adult Patients With Myotonic Dystrophy
Condition: Myotonic Dystrophy 1
Intervention: Drug: Tideglusib
13 Recruiting PhenoDM1 (Myotonic Dystrophy Type 1 Natural History Study)
Condition: Myotonic Dystrophy Type 1
Intervention:
14 Completed Tracking the Brain in Myotonic Dystrophies: a 5-year Longitudinal Follow-up Study
Conditions: Myotonic Dystrophy 1;   Myotonic Dystrophy 2
Interventions: Other: medical history;   Other: neurological clinical examination;   Other: neuropsychological testing;   Other: brain MRI
15 Recruiting Sleep Breathing Disorders, a Main Trigger for Cardiac ARythmias in Type I Myotonic Dystrophy ?
Condition: Myotonic Dystrophy
Intervention:
16 Completed A Safety andTolerability Study of Multiple Doses of ISIS-DMPKRx in Adults With Myotonic Dystrophy Type 1
Condition: Myotonic Dystrophy Type 1
Interventions: Drug: IONIS-DMPKRx;   Drug: Placebo
17 Active, not recruiting Multicenter Observational Study of Myotonic Dystrophy Type 1
Condition: Myotonic Dystrophy Type 1
Intervention:
18 Unknown  Children's Health Research Institute(CHRI), Stanford Lucile Packard Children Hospital (LPCH) Protocol on Myotonic Dystrophy
Condition: Myotonic Dystrophy Type 1
Intervention:
19 Completed Relations Between Myotonia and Fitness
Condition: Congenital Myotonia
Intervention: Other: Training
20 Active, not recruiting Observational Prolonged Trial in Myotonic Dystrophy Type 1
Condition: Myotonic Dystrophy Type 1
Intervention: Behavioral: Behavioural change intervention

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Study has passed its completion date and status has not been verified in more than two years.