I would start poking around in the LSAC website and looking into what documents you'll need including transcripts, LORs, etc. I think many schools (not all) request you to send in a resume along with your application as well as a diversity statement…
I am not a healthcare professional but I would suggest taking your normal dose, or less, but not more. You'll already be nervous test day and if you are taking more than your usual dosage it might contibute to increased anxiety. I've been taking sli…