You can see my top-level comment for more context, but I've seen other products in this space called "oxygen therapeutics" for exactly this reason. They're not

You can see my top-level comment for more context, but I've seen other products in this space called "oxygen therapeutics" for exactly this reason. They're not really blood, they're an oxygen delivery system. It seemed like a pedantic distinction when I first heard the term, but I think you make some good points about why the distinction is meaningful.