The Ethics of Medical Research on Humans

Author: Claire Foster  

Publisher: Cambridge University Press‎

Publication year: 2001

E-ISBN: 9780511036446

P-ISBN(Paperback): 9780521641968

Subject: R-052 Medical Ethics

Keyword: 医药、卫生

Language: ENG

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The Ethics of Medical Research on Humans

Description

One of the most difficult problems that confronts clinicians and medical professionals is how to apply ethical principles to real decisions affecting patients. In this even-handed book, Foster examines the three main approaches to moral decision-making: goal-based, duty-based and rights-based. She examines the underlying philosophical arguments behind each, their relative strengths and weaknesses, and how they can actually be applied. She also looks at the problematic boundaries where best practice ends and experimentation begins. Is it ethical to experiment with new cures on people who are probably dying anyway? And how do you assess quality of consent? This book provides a thorough, non-partisan grounding in what the ethical principles are and what informs them. It is an invaluable preparation both for a researcher being interviewed by an ethics committee and for the people sitting on the committee, and will be essential reading for all medical decision-makers.

Chapter

What is the value of research?

What are the limitations of research?

What is the right way to treat human research participants?

How can research participants' views be respected?

Three areas of ethical concern in research: science, best interests and autonomy

2 Goal-based morality: scientific rigour in research

The foundations of goal-based thinking

Research should aim to maximize health and minimize harm

Utilitarianism's strengths and weaknesses

Goal-based moral thinking applied to medical research

The application of goal-based thinking

The goals of research

Immediate goals and general directions

Judging the morality of the goals of research proposals

Researcher’s motive a guide: problems with paying researchers to conduct research

Why researchers should always aim for the sky

Methods of research

Randomized controlled trials

Observational or epidemiological research

Qualitative research

When to use which method

Disseminating the results of research

Encouraging clinicians to put knowledge into practice

Collecting the results of research

The limitations of evidence-based medicine

Summary and concluding remarks

3 Duty-based morality: acting in the research subjects' best interests

The foundations of duty-based thinking

From goals to duties

Natural law ethics

Kant's categorical imperative

Duty-based moral thinking applied to medical research

The application of duty-based thinking

Therapeutic research

Definitions of equipoise

Can patients still think their doctors are giving them individualized treatment if they are also participants in their…

Additional, non-therapeutic tests demanded by the research protocol

The use of placebo

Non-therapeutic research

Does it matter that the best interests test fails in non-therapeutic research?

Should consent be the deciding factor?

Summary and concluding remarks

4 Right-based morality: respecting the autonomy of research participants

The foundations of right-based thinking

From duties to rights

Definitions of rights

The Hohenfeldian cluster

Interest theory and choice theory

The validity of rights

Kant’s autonomy of reason

Kennedy’s rights for the weaker party

Scarman’s test

The applications of right-based thinking

The consent procedure

Competence and the use of vulnerable groups in research

Determining a child’s competence

Decisions on behalf of an incompetent child or adult

Competence in the ordinary adult

Adequacy of information

Voluntary nature of the decision

Concluding remarks on consent

Confidentiality

Summary and concluding remarks

5 From principles to practice

Introduction

Goal-based morality

Goal-based morality’s theoretical basis summarized

Goals of research in theory and practice

Research method summarized

The practical implications of the choice of research method

Summary of the problems with disseminating the results of research

Introduction to practical examples of dissemination problems

Duty-based morality

Duty-based morality’s theoretical basis summarized

The practical implications of duty-based morality

Introduction to examples

Right-based morality

Right-based morality’s theoretical basis summarized

Introduction to examples

Does the three-approaches framework succeed?

6 Case studies of goal-based issues

Introduction

Goals of research

Organ transplantation

Maintaining the condition of donor organs

Xenotransplantation

Autografting using cloned embryos

Methods of research

The discovery of penicillin was due to luck and hard work, but not planning

Alternative and complementary therapy research needs open minds

Trials in homeopathy

Dissemination of the results of research

Results of research into futile treatment depend on what is understood by ‘futile’

Results of pharmaceutical company research are always commercially favourable

Results should ultimately meet public need

Summary and concluding remarks

7 Case studies of duty-based issues

Introduction

Therapeutic research

Duty to care versus scientific goals: placebo controls in therapeutic research

Trials of folic acid in pregnancy

Trials for treatments of peptic ulcer disease

Scientific arguments against the use of placebo

The FDA’s arguments for requiring placebo

Meta-analysis of trials of ondansetron

Concluding remarks

Non-therapeutic research

Duty to care versus scientific goals: potential risks in non-therapeutic research

Duty to care versus patient autonomy: non-therapeutic healthy volunteer research indicates the need to protect subjects from…

Healthy volunteer study of eproxindine hydrochloride, 1985

'Kidology'

Audit of volunteer screening procedures

Does payment to research subjects make a moral difference?

Women of child-bearing potential as healthy volunteers

Summary and concluding remarks

8 Case studies of right-based issues

Introduction

Consent

Right-based difficulties with consent: the empirical evidence

Patients felt they were well-informed

King’s review of the literature

Volunteers tend to be less well-educated

Patients do not understand information sheets

Benefits remembered more than risks

Randomization not really understood: the ECMO study

Duty-based difficulties with consent

Empirical evidence of whether information increases anxiety

Patients' consent should not automatically be sought in therapeutic research

Problems with this argument

Lord Scarman’s prudent patient test

Goal-based difficulties with consent

Empirical evidence that consent reduces recruitment

The ISIS Trial in the United Kingdom and the United States

The breast conservation trial and the President's Commission

Patients will not happily agree to being randomized

Research which cannot take place if consent is sought

Interjection: should research be published if it was conducted unethically?

Written consent

Empirical evidence that patients think their signature protects the doctor

Consent as a separate, necessary procedure

The effect of the consent form on the research participant

Concluding remarks

Confidentiality

Should records-based or epidemiological research take place if it compromises patient autonomy?

Concluding remarks

Summary and concluding remarks

9 A framework for ethical review: researchers, research ethics committees, and moral responsibility

Introduction

The three approaches combined

A framework to assist ethical review

Goal-based questions

Duty-based questions

Right-based questions

Resolving conflicts between the three approaches

Goal-based questions to set the context

Goal-based and duty-based moral imperatives in conflict

Goal-based and right-based

Duty-based and right-based

Goal-based and right-based again

When the three approaches fail

Research ethics committees

The Nuremberg Code

Pappworth's guinea pigs

Sir Austin Bradford-Hill and Mrs Hodgson

The Medical Research Council, the World Medical Association and the Royal College of Physicians

The Ministry of Health

The growth of research ethics committees’ power

Multi-centre research ethics committees

'Who guards the guardians?'

Bradford-Hill's prophecy

Conclusion

References

Index

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