Soda creates a much bigger burden on those programs as well. Much of the food industry does, as well as the alcohol industry and the entertainment industry (encouraging sedentary lifestyles). These things have a much bigger impact than a guy selling meth on the darknet.

I think as a society it is worth talking about limiting activities that are a net drain on society (and not just on health - also credit cards, advertising, the lottery, and much more). We don't do that, though. Instead we crack down extremely harshly on a small subsection, and completely ignore the rest.