To set up an 'As needed' (PRN) med, please follow the steps below:
1. Tap the (+) icon under the 'My Health' tab.
2. Select 'Add Medication' (If you're changing an already scheduled med, tap 'My Health', the name of your med, then 'Edit this schedule' under the info screen.)
3. On the next screen, make sure the 'Take as Needed' is toggled on, then tap 'Save' on the next screen.