Just a thought, no body carries anything for poisoning. Syrup of ipecac is the usual recommendation - to induce immediate vomiting(except for some items, mostly corrosives and acids). This is not much of a big deal if you are dealing with adults, but if you might have children or are involved with Scouts or something like that (anyone we know?), poisoning is somewhat more probable, and a purgative might make your short list of FA items. Just depends on circumstances....

I got on this line of thought when I was cleaning up in the backyard and found a bottle of herbicidesitting in the weeds. Just a few days earlier, my neighbor's delightful young boys had been over, gorging themselves on oranges and everything else in sight. I need to find our bottle of ipecas.....