Keep your medications in their original containers, but using plastic zipper bags or other clear packaging will make getting through security easier. (travelinsurancereview.net)
I also recommend those giant plastic zipper bags, the ones a size up from the freezer size. (havebabywilltravel.com)
Still, after testing your headlamp, toss some extra batteries in plastic zippered bag just in case. (travelinsurancereview.net)