Does the double-effect rule really justify palliative sedation?
The authors argue that the classic double-effect justification does not fit palliative sedation, and that doctors invoke it mainly to manage their own moral discomfort about death.
Source
Goods, causes and intentions: problems with applying the doctrine of double effect to palliative sedation
Study at a glance
- Design
- Qualitative / archival — Philosophical argument testing palliative sedation against the doctrine of double effect's conditions, supported by a PubMed bibliometric count of mentions of the doctrine.
- N
- No participants; the bibliometric search found 627 references to the doctrine, used only to show where it is invoked.
- Population
- The practice of palliative sedation and analgesia at the end of life, and the medical literature that justifies it
- Outcome
- Thesis that the doctrine of double effect is inappropriately applied to palliative sedation because its conditions on goods, causes and intentions are not met
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What they did
The authors set out the standard conditions of the doctrine of double effect and checked palliative sedation against three of them: that there is a clear good and a clear bad effect, that the act causes both, and that the bad effect is not intended. They also searched PubMed to count where the doctrine is mentioned in medical writing, and drew on published physician surveys and interviews about intentions.
What they found
Of 627 medical articles mentioning the doctrine, 432 (68.9%) concerned end-of-life care, even though its logic would fit ordinary treatments too. They argue that no major moral framework cleanly ranks relief of suffering as a good outweighing death as a bad, that evidence does not show sedation actually hastens death, and that surveys show many physicians partly intend death. They conclude the doctrine is misapplied and that relying on it encourages oversimplified, detached ethical reasoning.
The limits
What it doesn't show
The authors say they are neither for nor against the doctrine itself, so the paper does not show double-effect reasoning is wrong in general. The intention argument rests on self-reported surveys from a few countries, which record what physicians say about their intentions rather than their intentions directly. The causation argument cuts both ways: if sedation does not hasten death, the doctrine is unnecessary rather than refuted, and the authors note that no randomised trial settles the question. The bibliometric count only tallies mentions and was not a systematic review.
Key terms
- Doctrine of double effect
- A principle, traced to Aquinas, that an act with a good and a bad effect can be permissible if only the good effect is intended, the bad is not the means to the good, and the two are proportionate.
- Palliative sedation
- Monitored use of sedative drugs to reduce or remove a dying patient's awareness when that is the only way to relieve otherwise intractable suffering.
- Intention-in-acting vs further intention
- The aim of the immediate act (e.g. relieving distress) versus the agent's wider goal behind it (e.g. ending the patient's life).
- Proportionality
- The requirement that the good achieved is weighty enough to justify the foreseen harm and that the means fit the end.
- Bibliometric analysis
- Counting and classifying publications, here to see which medical topics mention the doctrine.
Flashcards
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Quiz yourself
What is the central thesis of the paper?
Common questions
If sedation does not hasten death, why is that a problem for using double effect?
The doctrine only applies when an act has a bad effect to be weighed; if there is no causal link to death, there is no bad effect to excuse, so appealing to the doctrine is unnecessary and even suggests a harm that may not exist.
Are the authors defending euthanasia?
No. They say euthanasia and assisted suicide would not qualify for double effect either, and their point is about honest reasoning over intentions rather than endorsing any end-of-life practice.
Why does it matter what doctors intend?
Double effect permits a bad side effect only if it is merely foreseen; if a physician partly aims at the patient's death, the key condition fails.
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