Effectiveness and Tolerance of Inhaled Fentanyl Aerosol (25µg/Dose) in Chinese Patients With BTcP

Participants were randomized to 6 BTP episodes, in which 4 BTP episodes were treated with inhaled fentanyl aerosol (with a starting dose of 25 µg every 4 minutes until adequate pain alleviation. The maximum doses are 6×25 µg) and 2 BTP episodes with placebo(0 µg every 4 minutes until adequate pain alleviation. The maximum doses are 6×0µg) in a random sequence.

Participants were randomized to 6 BTP episodes, in which 4 BTP episodes were treated with inhaled fentanyl aerosol (with a starting dose of 25 µg every 4 minutes until adequate pain alleviation. The maximum doses are 6×25 µg) and 2 BTP episodes with placebo(0 µg every 4 minutes until adequate pain alleviation. The maximum doses are 6×0µg) in a random sequence.