| 摘要 |
The invention relates to improvements in drug delivery devices, particularly devices for dispensing a metered dose of an aerosol drug formulation including a propellant and a medicament. An apparatus is provided for dispersing medicament. At least a portion of one or more of the internal surfaces of one or more components contact the aerosol drug formulation during storage or dispersing of the formulation. Such surfaces of the components include a layer of one or more cold plasma polymerized monomers bonded thereto.
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