Earlier quoted context omitted.
The "freeloading" meme is the creation of public relations groups employed by the pharma industry. Drugs in the US are priced at the profit-maximizing price. That profit-maximizing price has nothing to do with how much pharma earns in other countries. And it has absolutely nothing to do with the cost of R&D. R&D is a sunk cost, has no effect on drug pricing.
And if the anticipated future profit-maximizing price of a new drug isn’t high enough, you don’t fund the R&D and the drug never gets invented.
Having $70k HepC healing drug is OK. Having daily medication that's $50 per dose is not, unless the target demographic is exceptionally small.