After selecting the drug, click on transmit/prescribe.
A screen will open up where you can select the frequency, quantity, etc. and click on Save Rx
Then a screen like this will open up. Click on Transmit Rx/Add to Record.
Once the prescription is successfully sent, you will see a screen like this:
You can confirm that the prescription has been sent by refreshing your tab. Go to the same eRx screen,you will see that the prescription is current and not Current (Pending)