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....
https://www.thelancet.com/journals/eclinm/article/PIIS2589-5370(20)30383-7/fulltext Prayers up.