The contact cleared his brain as by a magic touch.

To clear his brain, he decided to walk home from the plant.

I was going for a short stroll to clear my brain in the fresh air.

Joe gasped, but he could allow himself only a shake of the head to try to clear his brain.

He took a deep breath, tried to clear his hazy brain.

I was supposed to clear my brain of noise and imagery.

The sound and the movement seemed to clear his brain.

The wait also gave him a moment to clear his brain.

But he could allow himself only a shake of the head to clear his brain.

Harry shook his head to clear his brain, before looking up.