2 widgets for blood glucose and other for IOB and COB.
required: Scriptable
https://apps.apple.com/app/scriptable/id1405459188
You must define these 2 variables with your nightscout information : nsUrl & nsToken.
Works on iPhone 11, size defined for large widgets and may need to be adjusted for other iPhone models.
If you don't see the whole arrow you have to reduce the font size here:
glucose.font = Font.mediumSystemFont(37);
Configuration of the widget to open FAX by clicking on it: