Presumably if it didn't kill them it gave them a very nasty headache.

I'll bet you'll have a pretty nasty headache, won't you, young man?

After a nasty headache and couple of stitches, he'll probably come gunning for my hide.

"That's enough to cause dizziness, a nasty headache, nausea and fatigue."

I ought to terminate him; it'd save us a nasty headache in the long term.

At the very least you would have a nasty headache.

Emily was lying back with a nasty headache and a fast-closing eye.

He had a nasty headache, his lip was swollen, but he didn't seem badly injured.

He stood up, more than conscious he had a nasty headache, and went out to tap on Southwick's door.

Oh, well, Chaz no doubt had something for a nasty headache.