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Pharmaceutical aerosol formulations for pressurized metered dose inhalers comprising a sequestering agent
Pharmaceutical aerosol formulations for pressurized metered dose inhalers comprising a sequestering agent
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机译:用于加压定量吸入器的药用气雾剂制剂,其包含螯合剂
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摘要
Aerosol solution formulation for use in an aerosol inhaler which includes at least one active ingredient selected from 20-ketosteroids and quinolinone derivatives, a propellant containing a hydrofluoroalkane, a cosolvent, and a specific amount of a sequestering agent that stabilizes the formulation. By way of example, the stabilizing agent may be phosphoric acid or sulphuric acid.
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