The study consisted of a Screening period of up to 4 weeks, Blinded Treatment Phase of 60 weeks, Open-Label Continuation Period of 26 weeks, and Post-Treatment Phase of 24 weeks.
Study Design, masking - Study treatment was blinded (double-blinded) through the Primary Efficacy Assessment Visit in the Blinded Treatment Period. Study treatment was open-label in the Open-Label Continuation Period.