To add a treatment to your profile first click on your name, and then on 'profile' below your picture.
Scroll down to 'Treatments and Effectiveness'.
To add a treatment you are currently taking, type the name of the treatment in the box below where it says 'My current treatment or therapies' (to the right of the + sign).
To add a treatment you have taken in the past, type the name of the treatment in the box below where it says 'My past treatments or therapies' (to the right of the + sign).
A box will appear that will allow you to enter your treatment dates, the effectiveness of the drug, as well as any side effects you experienced while taking the drug.
If you would like to remove, or edit your treatment click on the edit icon that looks like a pencil.
Then make changes and save, or click on the button that says 'remove treatment'.
Once you have made the changes to your profile you will be able to view all of your treatments and therapies on your timeline.