0 to make an animal or person become unconscious or calm, especially with a drug:
With time running out, they had to tranquilize her.
Later the leopard was tranquilized by wildlife official and taken to the state zoological park.
Doctors in hospitals have successfully tranquilized people with symptoms of excited delirium, and the patients have survived.
Police managed to tranquilize it, but it died shortly after of cardiac arrest.
Why weren't more or all tranquilized?
Someone else is lining up a vet team to tranquilize and perform an exam, acquiring permits and other paperwork to take the animals across state lines.
Accepting their dissent as valid would certainly be better, and more ethical, than tranquilizing them, restraining them, or training them for use in painful experiments.
The scene was tranquilizing; nevertheless the young man appeared out of harmony with it.
