However, you might consider the idea that outside stimuli might also have the ability to re-wire the brain.
Anyway, the idea of meds alone without at least SOME kind of "talking cure" or other therapy seems silly to me. If I've been depressed for most of my life (which I have), even if HOW I got that way isn't especially relevant, certainly I have formed, as it were, habits or responses that I could use some help in understanding. And then new behaviors are almost certainly going to make me anxious and perhaps unearth some other "knots" (R. D. Laing - great book) in the old puhSighKey.
But then, I've always liked talking .....