Tell the docs to check for blood clots and see if you can get him some vitamin D.
...and about your sentiments...
I think he’s been on blood thinners...according to my niece who’s a nurse at a different hospital, and according to her doctor co worker, my brother is being treated appropriately....I mentioned Vit C infusion to my SIL, and invermectin....being so far away, I am out of the loop....I just pray....