Search by Medical Condition A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Clinical Trials for Myotonia Congenita Mexiletine and Non Dystrophic Myotonias Study of Ranolazine in Myotonia Congenita, Paramyotonia Congenita and Myotonic Dystrophy Type 1 Lamotrigine as Treatment of Myotonia