METERING INHALER FOR SALMETROL
    2.
    发明专利

    公开(公告)号:BG64117B1

    公开(公告)日:2004-01-30

    申请号:BG10202297

    申请日:1997-11-05

    Abstract: The inhaler is used for metering of inhalation medicamentous compositions including salmetrol or its physiologically acceptable salt and hydrogen fluoride propellant, optionally in combination with one or more other pharmacologically active substances and one or more fillers. It has partially or completely covered inner surfaces with one or more hydrogen fluoride polymers, optionally in combination with one or more non hydrogen fluoride polymers. 21 claims

    8.
    发明专利
    未知

    公开(公告)号:BR9604977A

    公开(公告)日:1998-06-09

    申请号:BR9604977

    申请日:1996-04-10

    Abstract: A metered dose inhaler characterised in that part or all of its internal surfaces are coated with a polymer blend of one or more fluorocarbon polymers in combination with one or more non-fluorocarbon polymers, for dispensing an inhalation drug formulation comprising salmeterol, or a physiologically acceptable salt thereof, and a fluorocarbon propellant, optionally in combination with one or more other pharmacologically active agents or one or more excipients, wherein a) the fluorocarbon polymer is selected from the group consisting of PTFE, PFA, FEP and mixtures thereof, b) the non-fluorocarbon polymer is selected from the group consisting of polyamideimides, polyimides, polyethersulfones, polyphenylene sulfides and amine-formaldehyde thermosetting resins, (c) the inhaler comprises a can made of metal whose interior surfaces are coated with the polymer blend.

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