Is escitalopram effective in generalised anxiety disorder (GAD)?

Escitalopram has proven efficacy in both short-term and long-term studies versus placebo (ref.1), (ref.2), (ref.3) and (ref.4).

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References:

1. Davidson et al, 2002

2. Davidson et al, 2004a

3. Davidson et al, 2004b

4. Goodman et al, 2005