.... Oxycontin or Oxycodone (were) the beginning of their "addiction" (habituation) .... 

Beg to differ, Sir. 

Habituation is the CONSEQUENCE of the habitue's decision to purchase and to imbibe whatever it is he has become habituated to. 

And his becoming RECOVERED from the consequences of his bad decisions and worse actions are as simple as his changing his mind and reversing his behavior. 

And DO NOT require that the New Jersey joker gets to supplement his governor pension by his establishing and by his waxing fat not a typo on the proceeds of the Chris Christie Opioid-Crisis Industrial Complex! 

Brian Richard Allen