some people said it could be because it's "that" time of the month? and your hormones are all outta wack? does it flare up during a usual time of month?
hey, i get acne in similiar place to you, it's quite scarily similiar actually. Mainly the bottom of each cheek and then chin?(an area wich i dubbed my acne beard during it's worst times,lol)hang in there, you'll get thru it
dunno though just a thought
good luck though on the regimen