Guanabenz capsule 4 mg in 360 mg blend 1

A Study to Explore the Safety, Tolerability, Pharmacokinetic Profile, and Potential Efficacy of Guanabenz in Patients With Early-Childhood Onset Vanishing White Matter (VWM)

An open-label, non-randomized, extension study to further investigate the long-term efficacy, safety, and tolerability of Guanabenz in patients with early childhood onset vanishing white matter (VWM)