Swiss: lotta guns, low crime, not much pill-popping.
US: lotta guns, lotta crime, lotta pill-popping.
Currently, research is about to be undertaken in the the US, via MAHA, concerning any potential cause-and-effect relationship between mass shootings and psychiatric drugs.
For some reason, it has taken this long for the research to be done, despite liability warnings on the insets of drugs to the effect:
could cause anxiety, aggression and/or suicidal ideation.
That, together with the apparently-high shooter-to-psychiatric-drug use correlation.