A Relative Bioavailability Study of Fentanyl 25 μg/h Transdermal System
Randomized, 2-way Crossover, Bioequivalence Study of Fentanyl 25 μg/h Transdermal System and Duragesic 25 μg/h Transdermal System Administrated as 1 x 25 μg/h Single Application in the Healthy Subjects