"Unfortunately" because I suspect my supply of the drug will run out before I'd like it to. I don't care about the high, just the therapeutic effects.

Edit: Also, unfortunately, the site has just dictated that I've used up all my comments for a while and need a timeout. Had I been warned that this would happen in advance, I'd have done something to prevent it. Unfortunately, they just stick me with this uninformative error message saying I'm "posting too fast," and disallow me from posting anymore for some period of time I'm also not privy to.