Composition for sustained drug delivery comprising geopolymeric binder
AssigneeEmplicure AB
InventorHakan Engqvist
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Abstract
The present invention relates to a sustained release medical composition comprising an active pharmaceutical ingredient and a geopolymeric binder. Preferably the active pharmaceutical ingredient is combined with the geopolymeric binder during the formation of that binder.
Claims20
A sustained release pharmaceutical composition comprising an active pharmaceutical ingredient, or a pharmaceutically acceptable salt thereof , and an amorphous geopolymeric binder, which composition is in the form of a tablet, blocks, pellets, particles, granules or a powder with a compressive strength of greater than about 10 MPa to about 100 MPa.
A process as claimed in clam 8, wherein the aqueous alkaline liquid comprises silicate.
A sustained release medical composition prepared from:
- (a) powder composition comprising at least an aluminosilicate phase, said phase being optionally selected from the group:
- kaolin, dickite, halloysite, nacrite, zeolite, lite, and metal aolin;
- (b) water alkaline based liquid;
- and
- (c) a medical active pharmaceutical ingredient (APT).
Dependencies are inferred from the claim text.