| 摘要 |
A pharmaceutical aerosol formulation comprising formoterol fumarate di-hydrate in suspension, and a steroid in solution, and a propellant, ethanol, and optionally a surfactant, wherein the formoterol fumarate di-hydrate has a water content of about 4.8 to 4.28% by weight, more particularly about 4.5 to 4.28%.
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