Honestly I don't know. But if you are desperate, just go talk to them, they are totally approachable. But are you on daily PREP? or on demand?
In case you were a newbie, having someone to explain things can help.
Oh I forgot, there are two absolutely essential tests to have: HIV and Kidney function. You don't want to damage your kidneys, and when kidneys are slow the concentration of medicine in the body increases.