Guess what is found in Porto potties? I was told, vitamins! Apparently,  they go right through you without dissolving.

Always crush pills or empty capsules, mix into a spoonful of yogurt or such.

Speaking of pills, the anti-diarrheal med loperamide (Brand name Imodium in the US) is an opioid. Occasionally people overdose on it, trying to either get high or DT from another opioid, and they suffer severe heart problems, as well as, you know.