-
Sign into the Rx365 Back Office or select Modules -> Product Maintenance
-
Search for your product using the product search bar
-
The below screen will then be displayed
-
Select the General Information tab from the side bar
-
Scroll down and you will see the option for GMS Number:
-
You can view or add a GMS Number here
-
Click
when added -
You can also view / add the GMS number from the Dispense Info tab as displayed below
when added 
- Click Save Dispense Info when added / changed
