They care for her before she is put to sleep.
"First, we can put you to sleep and have the whole thing over in less than a month."
She'll live for another day or so and then they'll put her to sleep.
Both of those programs have finally been put to sleep.
The first was the second nearly put her to sleep.
I can see how the idea of being put to sleep must seem.
He was the one who would put them to sleep.
They were about to put him to sleep, she thought.
See, they could only take so much, and then I had to put them to sleep.
You can only put them to sleep for a while.