Nsaid delivery employing a powdered hydrocolloid gum...

A - Human Necessities – 61 – K

Patent

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Details

A61K 47/36 (2006.01) A61K 9/20 (2006.01) A61K 31/192 (2006.01)

Patent

CA 2205442

An oral-delivery pharmaceutical composition for reducing the gastric irritation effect of an NSAID in the upper GI tract of a mammal. The composition includes (a) a mucosal protective amount of a pharmaceutically- acceptable hydrocolloid gum obtainable from higher plants, (b) a dispersion- enhancing amount of another excipient and (c) a therapeutically-effective amount of an NSAID. Also disclosed is a process for preparing the composition and a method for reducing the gastric irritation effect of the NSAID by administering the composition. Also, disclosed is a composition particularly useful for preparing an aqueous suspension.

Composition pharmaceutique à administration par voie orale, destinée à réduire l'irritation gastrique due à un anti-inflammatoire non stéroïdien dans la partie supérieure du tube digestif d'un mammifère. La composition comprend (a) une gomme hydrocolloïdale acceptable sur le plan pharmaceutique pouvant être obtenue à partir des plantes supérieures, en quantité suffisante pour protéger les muqueuses, (b) un autre excipient en quantité suffisante pour favoriser la dispersion, et (c) un anti-inflammatoire non stéroïdien en quantité suffisante pour posséder une action thérapeutique. Sont aussi présentés une technique de préparation de la composition et un procédé visant à réduire, par administration de la composition, l'irritation gastrique due à un anti-inflammatoire non stéroïdien. Est également présentée une composition particulièrement utile pour la préparation d'une suspension aqueuse.

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