[Stephen trades the bottle of sanitizer for the pills, but ends up staring at John as he finishes dry swallowing them. The hand at his side tightens, but with effort he keeps his expression nearly neutral.]

You do hang out with Sherlock Holmes.

[He steps away to go to his pack, wanting to dig out something to eat before the painkillers hit his stomach too hard.]

I'd diagnose that shoulder wound of yours, but I'd be cheating. And you shouldn't say accident, it implies there was no one at fault.