If this were a normal commodity like chairs, the prices could not differ like that because people would buy it in a place where it's cheap, transport it to the

If this were a normal commodity like chairs, the prices could not differ like that because people would buy it in a place where it's cheap, transport it to the US, and resell it. The reason this doesn't happen for medications is that if you do this at scale, the FDA will have you arrested. If you remove the FDA's power to do that, the price of medications will fall immediately, and drastically.