AQUEOUS SUSPENSIONS OF RILUZOL Russian patent published in 2013 - IPC A61K31/428 A61K47/02 A61K47/38 A61K9/10 A61P25/28 

FIELD: medicine, pharmaceutics.

SUBSTANCE: aqueous suspensions contain riluzol or a pharmaceutical acceptable salt, at least one surfactant, and at least one suspending agent. Riluzol is found in the amount of approximately 0.1% to approximately 20% (weight/volume) and characterized by a particle size less than approximately 200 mcm. The surfactant is specified in anionic surfactants, nonionic surfactant or a mixture thereof. The suspending agent is specified in smectic clays, microcrystalline cellulose, natural gums or a mixture thereof.

EFFECT: suspension of riluzol according to the invention are physically and chemically stable, has the common local (oral) anaesthetic effect specific for riluzol.

19 cl, 16 ex