Can euthanasia go wrong

Of course. Anything can go wrong, and when you involve life-or-death situations, the results can be devastating. The most striking example of Euthanasia gone wrong can be seen in the Netherlands, where several sources estimate that around one thousand people are euthanized by doctors every year without their consent, for the simple reason that doctors decided it was time for them to die. According to a video by the International Task Force on Euthanasia and Assisted Suicide called Euthanasia; A False Light:

It has gotten so bad in Holland that people have in their wallets little cards that say, "Do not euthanize me without my consent."