>>775
Firstly, antibiotics can NOT be gotten over the counter, they must be prescribed to you. The other option is to utilize animal antibiotics, but that's a decision for the individual and not advised.
Secondly, you run-of-the-mill first aid kit isn't going to do anything for a GSW (Gun Shot Wound) or other major wounds, you need an IFAK (Individual/Improved First Aid Kit). An IFAK should have a hemostatic agent (cloting agent), chest seal, tourniquet, nasopharyngeal airway, decompression needle, combat/trauma bandage, ect…
Hygiene has importance, but not to the level most think.
You're not going to stop diharrea without an antidiarrhoeal , the only alternative is to drink water and utilize electrolyte sources to replace salts and fluids, if applicable.
Medical supplies is a SMALL portion of the pie, it's medical KNOWLEDGE, even basic knowledge, that is the important part of the equation.