Patent ID: 8765150

Claim:
An aqueous oral suspension which comprises riluzole or a pharmaceutically acceptable salt thereof, a mixture of at least an anionic surfactant and at least a non-ionic surfactant, and at least a suspending agent comprising magnesium aluminum silicate in an amount from about 0.2% to about 5.0% w/v and xanthan gum in an amount from about 0.1% to about 3.0% w/v, wherein said anionic surfactant is sodium lauryl sulphate present in an amount of from about 0.0001% to about 1% w/v, and said non-ionic surfactant is a polyethyleneglycol ether and wherein riluzole or said pharmaceutically acceptable salt thereof is present in an amount from about 0.1% to about 20% w/v.