He makes an attempt to sit up, but doesn't get much further than gathering his strength for the attempt before he has to concede defeat. Fighting off the silver kryptonite has really drained him, and if it had taken a few more hours to cure him, he might genuinely not have made it.

"Did I hurt anyone?" He seems to have vague recollections of his hand around someone's throat, striking someone else, and things breaking around him.