Two products come to mind:
First of all; regular Green Herb Skin Peels (3-4 per year)
One kit has about 10 peels in it so it last about 2 years https://www.homepeel.com.au/green-herb-skin-peel.php
Please read about the product on the above link - it will explain how keeping the stratum corneum at bay on your skin, it will remain congestion free.
Secondly our Spot Remover Kit https://www.homepeel.com.au/spot-remover-kit.php
This product enables you to remove pimples the correct way without causing scars (not designed fro whiteheads though)