Open-label pilot study of ranolazine for cramps in amyotrophic lateral sclerosis.
Swathy ChandrashekharAnai C HamasakiRebecca ClayAyla McCalleyLaura HerbelinMamatha PasnoorOmar JawdatMazen M DimachkieRichard J BarohnJeffrey M StatlandPublished in: Muscle & nerve (2022)
Ranolazine was well tolerated in ALS up to 2000 mg/day, with gastrointestinal side effects being the most frequent. Ranolazine reduced cramp frequency and severity, supporting its investigation for muscle cramps in a future placebo-controlled trial.