The only difference, Standard only tells that the medicines has to be taken. The Pro setting asks for pressing a button near the medicines to improve that the medicines has been taken and store it in the medicine database.
The only difference of the Standard and the Pro Setting is the medicine control of the Pro Setting. The Standard Setting only warns that it is time to take the medicines. The pro version needs a confirmation by pressing a button near the medicines and has a database as an overview of how and when the medicines were taken.