The page you hand a triage nurse instead of reciting a medical history from memory at 2am. Free.
Fill it in once. Photograph it with your phone. Keep the paper copy in the go-bag and the photo where you can find it in a hurry.
What is on it
Name, date of birth, allergies and reactions, conditions, current medications and doses, who you are and how to reach you.
And one box that matters more than it looks: what they are like on a normal day. Staff who have never met this person cannot tell what is new. You are the only one who can say this is not how she usually is, and that sentence changes what they look for.