Life has its “surprises”, so I'll maintain my list of stuff I'm using to handle them here. It's personal and not supposed to be exhaustive, but it may help someone else as a reminder or something like that.

• https://www.aliexpress.com/item/4000970886005.html (L) - titanium pill containers. It won't react weirdly with pills you decided to take, and it is easy to add to the medicine in your IFAK.