Question: what are the two commonly recognized forms of passive euthanasia

title: Euthanasia
text: Voluntary , non-voluntary and involuntary types can be further divided into passive or active variants . Passive euthanasia entails the withholding treatment necessary for the continuance of life . Active euthanasia entails the use of lethal substances or forces ( such as administering a lethal injection ) , and is the more controversial . While some authors consider these terms to be misleading and unhelpful , they are nonetheless commonly used . In some cases , such as the administration of increasingly necessary , but toxic doses of painkillers , there is a debate whether or not to regard the practice as active or passive . 

Answer: answer: Passive euthanasia entails the withholding treatment necessary for the continuance of life. In some cases, such as the administration of increasingly necessary, but toxic doses of painkillers, there is a debate whether or not to regard the practice as active or passive.