> You know who cares about these addicts, their families, who are the voting constituents of these politicians.

You're making the assumption that their families have the resources to pay for their treatment. Nearly half of Americans are one pay cheque away from not being able to make ends meet. [0] [1] [2]

Here's a poverty map of America: http://www.nytimes.com/newsgraphics/2014/01/05/poverty-map/

[0] http://www.marketwatch.com/story/half-of-americans-are-despe...

[1] http://money.cnn.com/2017/01/12/pf/americans-lack-of-savings...

[2] http://nypost.com/2016/09/27/why-even-half-the-middle-class-...