Post Apocalypse Preparedness: Guns, Armor, Trauma, Medicines

There's a lot of prepper videos on youtube. Haven't seen one done by a primary care provider yet so here it is. I know what commonly injures and sickens people. It probably won't be a drone attack, but more likely a severe respiratory illness that takes someone out one apocalypse hits.
You can order some of the vitamin type supplies here: https://us.fullscript.com/plans/shartmann-prepper-protocol