"Thank goodness," Watson drawled, laughing a little. "It's good practice for all sorts of things, isn't it?" He was already feeling sluggish and relaxed, and after everything else, it was somewhat of a relief.

Once in the safety and familiar comfort of Holmes's room -- strange, in a way, that it was such a thing now -- Watson sank down gratefully onto the bed. He closed his eyes, relaxing into the influence of the drug.

"Still," he said, drowsily, "I wouldn't mind giving this chap a little of his own medicine."