This paper suggests you're spot on that they're not as profitable as other large companies, but they're still making an awful lot of money on top of the necessary costs.
Except as highlighted, if the drug didn't make a return on investment it wouldn't be made. That can be true for government funded research, it's not necessary to have a profit margin on top.
They won't. The police exist to protect the interests of the state, so as long as the state doesn't give a shit and continues to pay sufficient renumeration to those willing to exercise unjust power over their fellows then... yeah.
This paper suggests you're spot on that they're not as profitable as other large companies, but they're still making an awful lot of money on top of the necessary costs.