Effekten af riluzole 50 mg/ dag var ikke signifikant forskellig fra placebo, og effekten af 200 mg/ dag var i al væsentlighed sammenlignelig med 100 mg/ dag.
The effect of riluzole 50 mg/ day was not statistically significant compared to placebo and the effect of 200 mg/ day was essentially comparable to that of 100 mg/ day.