Alright, I'm listening. What in that says alcohol wasn't involved? How many people do you know that are up at 2 am trying to piss in pizza places that haven't had a few brews?
Just because he had a medical condition didn't mean he wasn't drinking also.
Change your pants.
Who really cares? The man needed to urinate. He wanted to do it domestically in a bathroom and not on the street. I'm sure you would have fault if he took a piss on the sidewalk.