Identifying your Zepbound® (tirzepatide) and Mounjaro® (tirzepatide) medication
Start by scanning the 2D barcode below on your Lilly product box with your smartphone. This will check if your medicine's serial number is consistent with medicines manufactured by Lilly and obtained in the United States.
How To Find Your Serial Number
The 2D barcode is printed on the outside of each package.
![Serial Number Example](/_next/image?url=%2Fassets%2Fimages%2Fexample_serialNumber.png&w=640&q=75)
This is the serial number