申请人:Insmed Incorporated
公开号:US11458098B2
公开(公告)日:2022-10-04
The present disclosure provides a dry powder composition of treprostinil prodrugs and a method of treating pulmonary hypertension (e.g., pulmonary arterial hypertension), portopulmonary hypertension, or pulmonary fibrosis in a patient in need thereof. The dry powder composition includes (a) from about 0.1 wt % to about 3 wt % of a compound of Formula (I):
or an enantiomer, diastereomer, or a pharmaceutically acceptable salt thereof, (b) from about 0.01 wt % to about 3 wt % of DSPE-PEG2000, (c) from about 10 wt % to about 50 wt % of leucine, and the balance being (d) a sugar selected from the group consisting of trehalose and mannitol. The entirety of (a), (b), (c), and (d) is 100 wt %, and R1 is tetradecyl, pentadecyl, hexadecyl, heptadecyl, or octadecyl. The method includes administering an effective amount of the dry powder composition to the lungs of the patient by inhalation via a dry powder inhaler. In certain compositions and methods provided herein, R1 is hexadecyl, e.g., linear hexadecyl.
本公开提供了一种曲普瑞替尼原药的干粉组合物和一种治疗肺动脉高压(如肺动脉高压)、门肺动脉高压或肺纤维化的方法。干粉组合物包括(a)约0.1重量%至约3重量%的式(I)化合物:
或其对映体、非对映体或药学上可接受的盐;(b)约 0.01 重量%至约 3 重量%的 DSPE-PEG2000;(c)约 10 重量%至约 50 重量%的亮氨酸;余量为(d)选自曲哈糖和甘露醇组成的组的糖。(a)、(b)、(c)和(d)的总量为 100 wt %,R1 为十四烷基、十五烷基、十六烷基、十七烷基或十八烷基。该方法包括通过干粉吸入器将有效量的干粉组合物吸入患者肺部。在本文提供的某些组合物和方法中,R1 是十六烷基,例如直链十六烷基。