Clinical trials

The purpose of this Expanded Access Program is to provide tazbentetol to ALS patients who are not eligible to enroll in an ALS clinical trial. This Expanded Access Program will assess safety and tolerability, and clinical efficacy of tazbentelol.

The objectives of this study are to examine the effects of tazbentetol on clinical measures of ALS, patient reported outcomes (PROs), long-term safety and tolerability.

This Phase 2b/3, randomized, double-blind, placebo-controlled, 2-part study will evaluate the efficacy, safety and tolerability of different dose regimens of SPG601 in adult male participants with Fragile X syndrome.