Walmart sells old style insulin (3 types) that would keep someone alive if they couldn't get their regular stuff. It's much cheaper and supposedly can be kept unopened in a dark place in the back of your fridge for a couple of years.
https://www.diabetesdaily.com/forum/threads/curious-about-walmart-insulin.97349/
Don’t normally post prepper stuff but:
Several tubes of neosporin or polysporin. A cut can kill you.
Welding gloves. Protects your hands from cuts.
Refurbish your home first aid kit.