The USA heavily supports with the drug industry with subsidies and US drugs are extremely expensive, so it can't be that.
It's probably 'we buy in bulk and if we don't like your prices on this drug we buy elsewhere even for different drugs'. Turns out, having very big organizations negotiate on your behalf tends to be helpful.
It's probably 'we buy in bulk and if we don't like your prices on this drug we buy elsewhere even for different drugs'. Turns out, having very big organizations negotiate on your behalf tends to be helpful.