Spray freeze-dried compositions

Details Spray freeze-dried compositions Spray freeze-dried compositions

A - Human Necessities

61

K

A61K 9/16 (2006.01) A61K 9/19 (2006.01) A61K 39/00 (2006.01)

Patent

CA 2449593

A process for producing a powder comprises spray freeze-drying an aqueous solution or suspension comprising a pharmaceutical agent, said solution or suspension having a solids content of 20 % by weight or more. The spray freeze- dried powder may be administered to a subject via a needleless syringe.

L'invention concerne un procédé de production d'une poudre composée d'une solution ou d'une suspension aqueuse lyophilisée de pulvérisation contenant un agent pharmaceutique. Ladite solution ou suspension possède un contenu solide de 20 % par poids ou plus. On peut administrer cette poudre lyophilisée de pulvérisation à un sujet par un seringue sans aiguille.

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