| abstract |
A device for providing pharmaceutical doses comprising a container, filled with a pharmaceutical composition including a pharmaceutically active agent in a solution of liquified 1,1,1,2-tetrafluoroethane (HFC-134a), or 1,1,1,2,3,3,3-heptafluoropropane (HFC-227) and a carrier. The carrier can be a pharmaceutically acceptable alcohol, polyol, (poly)alkoxy derivative, fatty acid alkyl ester, polyalkylene glycol, or dimethyl sulphoxide. The device includes valve means arranged for delivering aerosol doses of said pharmaceutical composition to the exterior of the container, and at least a portion of the device is formed from a polyester. |