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US07790145B2 Respiratory dispersion for metered dose inhalers 有权
计量吸入器的呼吸分散

Respiratory dispersion for metered dose inhalers
Abstract:
A respiratory dispersion is provided for the pulmonary delivery of at least two bioactive agents. The dispersion comprises a propellant suspension medium having dispersed therein a plurality of perforated microstructures, wherein the two bioactive agents are incorporated into individual perforated microstructures.
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