Vaccine composition

A - Human Necessities – 61 – K

Patent

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Details

A61K 39/39 (2006.01) A61K 9/00 (2006.01) A61K 9/16 (2006.01) A61K 9/51 (2006.01) A61K 39/02 (2006.01) A61P 31/04 (2006.01)

Patent

CA 2366908

A pharmaceutical composition comprising: (i) a biologically active agent; (ii) an adjuvant chemical which increases the effect of the biologically active agent, said chemical selected from one or more of: A) a polyamino acid, B) a vitamin or vitamin derivative, C) cationic pluronics, D) a clathrate, E) a complexing agent, F) cetrimides, G) an S-layer protein, or H) methyl- glucamine; (iii) a pharmaceutically acceptable carrier or diluent, provided that when the chemical (ii) above is selected from D) or E), the biologically active agent is an agent which is capable of generating a protective immune response in an animal to which it is administered. The composition, which may be in the form of a solution or particles such as microspheres or liposomes, is particularly useful for mucosal administration of vaccines especially be the intra-nasal route or by parenteral routes.

L'invention concerne une composition pharmaceutique comprenant (i ) un agent biologiquement actif; (ii) un additif chimique augmentant l'effet de l'agent biologiquement actif, ce produit chimique étant sélectionné dans un ou plusieurs des éléments suivants: a) un acide polyamino, b) une vitamine ou un dérivé vitaminique, c) des pluroniques cationiques, d) un clathrate, e) un agent complexant, f) des cétrimides, g) une protéine à couche S ou h) une méthyl-glucamine; (iii) un support ou diluant pharmaceutiquement acceptable à condition que le produit chimique (ii) soit sélectionné dans d) ou e). L'agent biologiquement actif est un agent capable de générer une réponse immunitaire protectrice chez un animal auquel cette composition est administrée. La composition, sous forme de solution ou de particules telles que des microsphères ou liposomes, convient tout particulièrement à une administration par les muqueuses de vaccins, notamment par la voie intranasale ou par les voies parentérales.

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