It's hard to make his eyes focus properly when Remus' face swims into view, but at least he hasn't passed out again. He lets himself be guided back down because now that he's conscious and trying to move there's a glimmer of pain at the edges of his senses, and he'd rather avoid that. Plus, now that the other man is close, he doesn't need to get up, necessarily. His uninjured had lifts to grip at Remus' arm, tight as he can manage it.

"Why-- th'hell did you--" There's a wave of nausea that interrupts his train of though; his breath coming in sharp for a moment, "--Stun Reg?"