I was surprised to discover one genuine anti-vax fact: if you're diabetic and you're taking a certain drug, you must be very careful before taking the COVID vac

I was surprised to discover one genuine anti-vax fact: if you're diabetic and you're taking a certain drug, you must be very careful before taking the COVID vaccine: https://news.ycombinator.com/item?id=26953326 https://news.ycombinator.com/item?id=26953326 That's not really anti-vax, but an acquaintance died a couple weeks after getting vaccinated due to diabetes complications, and I've always wondered if this was the cause. I don't think I should post this without pointing out that I'm strongly pro-vax, though. It was just surprising.