If you are really allergic to anything like this, please use the tried and tested methods of a medical bracelet or necklace. First responders aren't going to kn

If you are really allergic to anything like this, please use the tried and tested methods of a medical bracelet or necklace. First responders aren't going to know the device buried deep in your pocket has emergency medical information on it, and it will waste their time checking. (Disclaimer: I used to be a voluntary first responder while I was studying)