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US08835460B2 Sublingual fentanyl spray and methods of treating pain 有权
舌下芬太尼喷雾和治疗疼痛的方法

Sublingual fentanyl spray and methods of treating pain
Abstract:
The present invention is directed to sublingual formulations containing fentanyl, a pharmaceutically acceptable salt thereof, or derivative thereof, suitable for administration to a patient, and methods for treatment with the formulations.
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