The primary objective of this study is to evaluate the efficacy of quetiapine SR compared to placebo in increasing time from randomisation to an anxiety event in patients with generalised anxiety disorder (GAD). PLEASE NOTE: Seroquel SR and Seroquel XR refer to the same formulation. The SR designation was changed to XR after consultation with FDA.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
575
Time from randomisation to occurrence of an anxiety event
Occurrence of an anxiety event
Change from randomisation in HAM-A/CGI-S scores
In HAM-A psychic/somatic anxiety factor scores
In MADRS total score and in MADRS item 10 score (suicidal thought)
Change in Patient Reported Outcomes (PRO): QLESQ/PSQ/SDS
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Research Site
Mesa, Arizona, United States
Research Site
Peoria, Arizona, United States
Research Site
Phoenix, Arizona, United States
Research Site
Fresno, California, United States
Research Site
La Mesa, California, United States
Research Site
Oceanside, California, United States
Research Site
Redlands, California, United States
Research Site
Coral Springs, Florida, United States
Research Site
DeLand, Florida, United States
Research Site
Fort Myers, Florida, United States
...and 104 more locations