What is the product barcode in the clinical trial stage?

Unique identification code of products (such as drugs or medical devices) used in clinical trials. Product barcode is an identifier composed of numbers and barcodes, which is used to track and manage products used in experiments. Each drug or device participating in clinical trials has a unique bar code, so as to accurately identify and track its use and effect during the trial. Product barcode can be used to establish a database related to clinical trials, including drug batch, production date, expiration date, formula information and so on. To facilitate the management and analysis of test data.