Or maybe they'd prefer to make this option readily available to you so that you'll use these pharmaceuticals which have relatively minor side-effects, rather than you "self medicating" with alcohol or illegal narcotics as people generally did in the past (and still do today).

You tell me, which is better for someone under a lot of stress in life: should they take a Xanax one or two times a day, or should they drink themselves into a stupor every evening? Because the latter is the standard way of treating anxiety and depression, and has been for centuries.