You can continue to take advantage of the many resources available to you at OCS (handouts, workshops, advising on prerequisites, and individual counseling).
You should contact your House Premedical Tutor as soon as possible (preferably by early spring of your application year) for assistance with the application process. The House Tutors will write letters of support for alumni, but they need adequate preparation time.
If you need to complete your premedical course requirements, check the following postbac resources: