That's not what happens in practice - a government has a lot more negotiating power, and less skin in the game, than individuals who need the treatment. Governm

That's not what happens in practice - a government has a lot more negotiating power, and less skin in the game, than individuals who need the treatment. Governments can and do sometimes refuse to pay treatments that are too expensive. This may cause citizens who want that treatment to be upset, but for 99.99% of treatments it leads to them being a lot more affordable.