“government’s established authority to set terms and conditions for sale of pharmaceutical drugs through a licensed network of dealers “
Actually, the government has no constitutional authority to regulate in-State commerce and they have abused their constitutional interstate commerce authority, which was not to regulate products but to regulate State actions and primarily taxation.
Second, we are talking about what companies do not want to sell not what they do want to sell. By no means does the government have the authority to mandate someone sell anything. What are they going to do, grab people in the middle of the night and say, “You’re coming with us, you’ve got some selling to do!”?