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Debate

Does homeopathy have any place in general practice?

30 Jan 08

Dr Tim Robinson is convinced of the beneficial effects of homeopathy and hopes there will be increased opportunities for its use. But Professor Edzard Ernst argues GPs should reject homeopathy as nothing more than a placebo, and instead learn to replicate its whole-person consultations.


Dr Tim Robinson
Dr Tim Tobinson, a GP in Beaminster, Dorset, and lecturer at Bristol Homeopathic Hospital


Yes

There is definitely a place for homeopathy in general practice. Not only that, but I hope in future there will be increased opportunity for its provision.

I have been offering homeopathy at my own GP practice for 12 years, with great effect.

I audited my homeopathic consultations over a 12-month period and scored and analysed the outcomes. My study showed a wide variety of conditions were treated homeopathically and three-quarters of patients had a positive clinical response1.

In order to defend homeopathy I want to start by sharing just three of the many cases I have treated successfully using it.

In one case, a nine-year-old girl presented with a three-year history of nightmares, causing her to wake four out of seven nights each week.

Three doses of one homeopathic medicine brought relief lasting about three weeks. After a further three doses she was almost completely free of nightmares – as she was when reviewed three months later.

My second case involves a 41-year-old man with a two-year history of alopecia since his mother’s death.

I treated him with two homeopathic medicines and reviewed him two months later. His alopecia was clearing – one patch had disappeared and the other was shrinking significantly.

In the third case, a 33-year-old woman came to the surgery with a four-year history of persistent diarrhoea, rectal bleeding and IBS, following Giardia infection.

“There are plenty of studies demonstrating it does work, supporting anecdotal reports of its effectiveness in babies, children, cats and dogs.

She had been extensively investigated by a gastroenterologist, diagnosed with post-infectious IBS and prescribed antispasmodics that were ineffective.

I prescribed a series of homeopathic medicines and reviewed her three times. She was delighted to find that her bleeding settled and her bowels returned to normal.

In each of these cases there had been no response to medical advice or treatment, and no sign of spontaneous improvement. Each was treated within a standard 10-minute GP consultation.

Each patient was offered the choice between conventional medicine and homeopathy. Each was told the mechanism of homeopathy was not known.

The outcome of these cases was positive. The conditions were relieved and quality of life improved – which, after all the debating is done, is what we all hope to achieve.

Sceptics will remain unconvinced by my cases, and continue to claim ‘there’s nothing in it’. But there are plenty of studies demonstrating it does work, supporting anecdotal reports of its effectiveness in babies, children, cats and dogs.

The sceptics will say patients improve because of regression to the norm. The cases I have chosen certainly don’t support this – they were showing no sign of spontaneous healing.

Sceptics say patients improve because of long and repeated consultations, but all my homeopathic cases are seen within a 10-minute consultation.

Sceptics may even be as discourteous as to suggest I am deliberately misleading my patients, but I give them the choice between conventional medicine and homeopathy, and honestly state that we don’t know how or why homeopathy should work.

Unfortunately homeopathy has been tarnished by fringe elements who use it inappropriately. There are examples where patients have been advised to stop conventional medicines and claims that it can be used as an alternative to vaccination. Medically trained homeopaths (members of the Faculty of Homeopathy) would not support these claims or advocate homeopathic treatment in these situations.

I believe there is a strong case for homeopathy in general practice. It saves the NHS valuable resources by reducing GP reattendances, hospital referrals and drug expenditure, relieving suffering and improving quality of life.

If only there were more medically trained homeopaths. If only the sceptics would stop being restrained by scientific dogma and see the wider picture.

Professor Edzard Ernst
Professor Edzard Ernst, professor of complementary medicine, Peninsula Medical School, Exeter

No

When leading UK scientists recently urged PCTs not to use unproven or disproven therapies such as homeopathy, they were repeatedly declared to be out of touch with the real world of medical practice.

When, in December 2007, Sir David King, the Government’s chief scientific adviser, claimed homeopathy was ‘putting people’s lives at risk’, homeopaths doubted his competence.

Whenever I question the value of homeopathy I am accused of being paid by big pharma and told that a professor of complementary medicine should not criticise but support homeopathy.

In truth, I receive no funds from pharmaceutical companies and my role is not to support the interests of complementary medicine or its proponents but to establish the evidence and be clear about what works and what doesn’t. A professor of toxicology would not persuade people to take poison!

Whenever we consider stating with confidence that this or that treatment is ineffective, we have problems. Science is a lousy tool for proving a negative.

“If it behaves and tests like a placebo, it most probably is a placebo.”

The therapy in question might work at a different dose, when applied differently or for a different condition. Thus it is difficult to prove that homeopathy ‘does not work’.

But the best evidence available to date definitely fails to show homeopathic remedies are better than placebos for any given condition.

To make matters worse, the scientific basis for the mechanism of homeopathy is non-existent – we are dealing with a truly implausible treatment.

This is quite different from not knowing how it works.

There are many treatments whose action is not fully understood but invariably there is the possibility of an explanation.

With homeopathy there is no such possibility that would not fly in the face of science. So, after 200 years of debate and a mountain of research, it is, I think, time to turn a page. If it looks like a placebo, tests like a placebo, behaves like a placebo, it most probably is a placebo.

Yet patients do get better after seeing a homeopath. I know that only too well, as many years ago I was a homeopath! Dozens of observational studies confirm that impression.

The contradiction between the results of rigorous research (homeopathic remedies are a placebo) and the experience in clinical practice (homeopaths help patients) is less difficult to resolve than it may at first seem.

The homeopathic encounter is lengthy. Homeopaths are empathetic and patients are expectant. So clinical improvement is almost certainly due to non-specific effects in the absence of any specific ones.

But do we care how it works? The main thing, surely, is that patients are helped?

Well, yes – but not quite. Try to treat serious conditions on the basis of placebo responses! And let’s not forget that even truly effective treatments come with the bonus of a placebo effect.

So do you want your patients to benefit from non-specific effects, from specific effects or from both?

The answer is easy – patients deserve the best and that means effective therapies administered in an empathetic way.

Rather than accepting the muddled concept of beneficial placebos in routine healthcare, we should think logically.

If certain practitioners such as homeopaths are good at maximising placebo effects, why not learn how to do it? Why not maximise placebo effects when prescribing genuinely effective treatments?

If we start systematically investigating how to achieve this, we are likely to rediscover the value of good bedside manners, good therapeutic relationships and of seeing patients as whole individuals.

Then patients might no longer feel the need to consult homeopaths in the first place.

References :

Reference

1 Homeopathy 2006; Oct 95(4):199-205

Readers' comments

  • Jean Doherty | 02 Feb 08

    As a GP since 1962 and a homeopath since 1990 most times hmeopathy is my treatment of choice. Finding the right remedy is an intellectual exercise as addictive and satisfying as doing crosswords and deeply healing - unlike orthodox drugs

  • DrPlato - London | 05 Feb 08

    In the statements above, Prof. Ernst writes: 'If we start systematically investigating how to achieve this, we are likely to rediscover the value of good bedside manners, good therapeutic relationships and of seeing patients as whole individuals.'

    You can be absolutely sure this is NOT going to be done. It is not being pushed for in the same way as the drive to ban GPs from referring patients to homeopathic doctors is being relentlessly driven.

    Professor Ernst fails to understand the difference between an holistic and mechanistic approach in medicine. To apply an holistic stimulus such as a homeopathic remedy that suits the whole patient, you are obliged to understand the patient as a whole human being. The almost exclusively mechanistic approach of orthodox scientific medicine makes no such obligation necessary or even particularly desirable.

    Perhaps Professor Ernst and the eminent scientists that are calling for doctors to be coerced and controlled (ie prevented from referring patients to NHS homeopathic doctors) should ensure most GPs first 'rediscover the value of good bedside manners, good therapeutic relationships and of seeing patients as whole individuals' before they seek to thwart the doctors that already see the necessity for doing this in order to prescribe the correct homeopathic remedy.

  • james may | 05 Feb 08

    Jean Doherty wrote 'most times homeopathy is my treatment of choice'. Homeopathy is commonly considered as an alternative to orthodox medicine. However, most problems brought to the GP do not require any sort of medicine, they are not medical problems.

    The alternative to medicine shouldn't be homeopathy (which doesn't work), but instead careful listening and sympathetic counselling about the problems of life. Why do some doctors, particularly alternativists, always feel the need to prescribe?

  • BRID HANLON | 05 Feb 08

    I find it amusing when writiers such as Dr. Ernst insist that homeopathy does not work. Has he tried it? Has he been disappointed?

    It is not always easy to find the similinum (the correct remedy) but great joy rewards those who persist in the task of gaining that unique understanding of the patient and their disease. From where does the urgency to convince everyone of the ineffectiveness of homeopathy stem?

    Many thousands of people in this country and countless people across the world - in every continent, use homeopathy as their first medicine of choice both in acute illnesses, first aid situations and for chronic conditions. Homeopathy can and does work in all of these situations. Writers such as Dr. Ernst are uninterested in the experiences of people who benefit daily from homeopathy.

    It's almost seems as if he and others are focussed on preventing the rest of the population from knowing about the growing body of clinical evidence which shows that Homeopathy is indeed very effective. Why, why, why? I am at a loss to understand.

  • JOHN PIKE - BRISTOL | 06 Feb 08

    My wife and I are GPs. We have a daughter of 4. We have all had problems in the past which did not repond to a variety of conventional treatments. However, heomeopathy worked for all 3 of us.

    For my wife and I, the initial remedy either did not work or, in my wife's case, made matters worse. However, when the right remedy was found, the effect was dramatic and long-lasting. I had symptoms for 4 years which did not respond to conventional treatment. However, I have been symptom-free now for nearly a year after the right remedy was found.

    Our daughter had been unwell for several months with a variety of problems. Conventional treatment did not work. All her problems responded immediately to the first remedy and she has remained well ever since.

    This is NOT the behaviour of placebo medication. I now routinely recommend homeopathy to anyone who does not respond to conventional treatment. I do not understand why homeopathy works but I have no doubt that it does. As Hamlet remarks: "There is more in heaven and earth than was dreamt of in your philosophy, Horatio".

  • Steve Scrutton | 06 Feb 08

    There has to be a place in the NHS for homeopathy. And this is not because Dr Tim Robinson wants it, or Professor Ernst, an inveterate opponent of homeopathy, does not. It is because a growing number of people out here want it, and an even larger number of people are beginning to question the very safety of conventional drugs.

    Yet when anyone crosses the threshold of a GP surgery or a hospital they will automatically, and with no questions asked, receive conventional medicine. This is not what the NHS should be doing - it should not be a monopoly supplier of one type of medicine. Patients should be made aware that there are alternative treatments, such as homeopathy - and they should make an informed choice as to the treatment they receive.

    Professor Ernst has no right to tell me, or anyone else, what treatment I want to have, or what treatment will be made available to me. This paternalistic approach, favoured by the NHS since its inception, must end. There is plentify science that has proven homeopathy to be successful. More important, there are plenty of people, like myself, who know that homeopathy works.

    Even if scientists cannot explain how it works, so what! This is a problem for science, not patients who wish only to get better. I understand that there is no 'evidence base' for some 75% of conventional treatment.

    And how valuable is the evidence base for conventional drugs? Surely we have had sufficient Thalidimides and Vioxxes (and many hundreds in between) to suggest that too much science underlaying drug treatment is deeply flawed.

  • Peter Flegg | 07 Feb 08

    Steve Scrutton's arguments for NHS homeopathy are entirely fallacious. Argumentum ad populum, prescription by anecdote and meek compliance with every patient's demand for a therapy whatever it hardly a way to run any health service.

    He is wrong to assume anyone going to a doctor automatically receives conventional medicine. Many conditions that GPs see might not need any drug therapy at all. If they do, the focus is on giving effective medicine, and I am afraid homeopathy just doesn't come up to scratch in this regard, however many personal anecdotes one hears about.

    Homeopathy has no plausible scientific basis by which it might work and has never been shown to work in any objective, clinically relevant sense whatsoever. So let us keep our precious resources for medicines that do work, and if anyone wants homeopathy they can freely find it outside the realms of a publicly funded NHS.

    Scrutton is also incorrect that there is no evidence base for 75% of conventional treatments. This oft-quoted old canard (which had its origins in an observational study of 19 GPs in 1960) is demonstrably false. Recent published studies indicate that 76% of common medical interventions have a compelling evidence base, 37% through the evidence of randomised controlled trials (1).

    I see the straw men of Thalidomide and Vioxx crop up yet again. Isn't it funny how these 2 drugs are the only ones that ever seem to be mentioned out of the hundreds of failed medical therapies? Yes, conventional drugs may have side effects, but that is because unlike homeopathic remedies they have a scientific basis for their action - they actually do something!

    (1) Imrie R. The evidence for evidence-based medicine. Complementary Therapies in Medicine. 2000. Volume 8, Issue 2, Pages 123-126.

  • Simon Baker MRCVS | 08 Feb 08

    Every clinician and practitioner has a stockpile of dramatic anecdotes. We are supposed also to be in possession of the discipline not to draw unreasonable inferences from them.

    The curious thing is that tales of miracle cures abound in the world of Supplementary, Complementary and Alternative Medicine but they vanish like the morning mist through the simple expedient of comparing a group that has received an alternative treatment and a group that receives an apparently identical treatment that lacks only the allegedly active principle.

    But what about these miracle cures? Consider: millions buy lottery tickets and millions seek alternative therapy. Someone wins the lottery every week and we are happy to call that chance. The alternative therapist does not and has the added advantage of deciding to declare the draw only when a positive change has been seen and blithely ignoring all occasions on which the hand leaves the lucky dip grasping nothing but sawdust.

    Even so, there is a question that has been doing the rounds on various internet forums and to which I have yet to see and effective answer even allowing for the limitations of single-case anecdote:

    Give one incontrovertible example, with references, of homeopathy curing a non-self-limiting condition.

    I had predicted in responding to this item; http://www.pulsetoday.co.uk/story.asp?sectioncode=23&storycode=4116950&c=2 that the Spence survey would be cited as evidence for the efficacy of homeopathy by one of its apologists. Perhaps I may claim my prize for a near-miss. Dr Robinson's personal "audit" stands as an effective proxy for Spence and carries just as little value when attempting to establish a claim for the efficacy of a medical therapy.

    Given the nature of the conditions that homeopaths treat and the flexibility with which they allow themselves to judge success I find it not in the least surprising that at a time of the therapist's own choosing they can decide that three-quarters of their patients are not as bad as at the outset of treatment. What I do find surprising is that they regard this as evidence of the specific efficacy of their remedies.

    Should there come a time when our clinical degrees require regular revalidation, any evidence of a descent into anecdotalism should allow the taxpayer to claim a refund on an expensive education wasted.

  • brendan boyle | 08 Feb 08

    I fully appreciate that the mechanics of homeopathy is a great hurdle for many but as a jobbing GP of 28 years full time experience I have seen homeopathy work superbly well when other allopathic treatments have failed. It can be particularly beneficial to patients with eczema.

    Many years ago, my then 12 year old son was plagued for years with recurrent mouth uulcers and was cured overnight by a visit to a homeopath.

    The positive homeopathic experience of many vets cannot possibly be explained by placebo.

  • Les Rose | 12 Feb 08

    For about 10 years I had a very annoying plantar wart on my heel. I tried all the usual allopathic remedies, but it would not go away. So I tried something completely different, and against all my scientific training. Within a year it had gone. What was this remedy? Why, it was nothing at all. I did nothing, and it went away. That's the power of anecdotal evidence.

    As Peter Flegg so eloquently pointed out here, argumentum ad populum (as offered by Brendan Boyle among others) applies no more to vets than it does to human physicians. The placebo effect is working on the vets and the animals' owners. They will both swear blind the poor creature is improving when it's at death's door. But don't take my word for it, just find us some evidence we can believe.

    I for one am not impressed by how many credulous people there are out there. Billions believe that wine turns into blood.

  • Simon Baker MRCVS | 15 Feb 08

    I see that Dr Boyle, in suggesting that homeopathy's identity as a placebo is refuted by its veterinary use, has presented us with that unholy hybrid the straw-duck: a chimaera of strawman and canard. "The positive homeopathic experience of many vets cannot possibly be explained by placebo." No one would try to explain vets' positive experience of homeopathy by placebo. There are many better explanations for their mistaken belief.

    The veterinary homeopathic 'scientific literature' is sparse in quantity, desperately poor in quality but well-tuned to creating false positive results. Veterinary homeopaths rely on their anecdotal case records as proof of the validity of their approach, but this effectively seals themselves away from scrutiny against any adequately objective yardstick. But even their case anecdotes give plenty of hints of what is really going on and veterinary homeopathy can be seen to depend for its 'success' on various things: regression to the mean, wishful thinking (made easier when neither practitioner nor client is actually themselves suffering from persisting symptoms that might force a less sunny view of the situation), avoidance of objective testing and, dare I say it, a highly enthusiastic interpretation of the facts to make the stories consistent with the preconceived notion that homeopathy works.

    No 'provings', the supposed cornerstone of homeopathy, have ever been carried out in animals. Human homeopathy is simply imported wholesale and employed in animals without any significant adaptation to species differences. The concept of individualisation is thereby thrown out of the window and that window is locked and shuttered when homeopathic treatments are blanketed across herds of farm animals. Homeopathy is nothing if not flexible in its philosophy.

    To the critical eye, the vaunted success of veterinary homeopathy, when it has been so over-extrapolated from its feeble human evidence-base, should in itself give the homeopaths cause for concern. Does it? Sadly, it does not.

    There are in hand a couple of trials of homeopathy at the moment. One is looking at the treatment of hyperthyroidism in cats. The astonishing thing is that, previously, no veterinary homeopath seems ever to have published post-treatment T4 values. It is much easier to claim successes if one avoids objective methods of assessment that might lead to a less favourable interpretation. Indeed it was a case of feline hyperthyroidism that first sparked my interest in homeopathy, where the mere continued existence of a cat bearing all the classic clinical signs of untreated hyperthyroidism was presented as a 'successful' case. If a lingering existence in possession of a full complement of clinical signs is defined as success, no wonder homeopaths think it works.

  • Steve Scrutton | 19 Feb 08

    Response to Peter Flegg: So as well as Professor Ernst telling me I cannot be treated homeopathically, Peter Flegg is now telling me too. Why? Because of their opinion which, apparently, are not 'fallacious' - like mine.

    What Ernst and Flegg need to realise is that no-one is trying to prevent them from having the treatment they believe to be right. If the evidence base for ConMed is sufficient for them - fine.

    Supporters of homeopathy want only one things from the NHS. Access to the treatment of THEIR choice. They have paid for it. And they are not trying to prevent other people from choosing the treatment of their choice!

  • Simon Baker MRCVS | 24 Feb 08

    "Supporters of homeopathy want only one thing from the NHS." Indeed. They want taxpayers such as me to pay for their discredited and disproven therapy and to lend spurious credibility to its private practitioners including members of the Alliance of Registered Homeopaths of which Mr Scrutton is registrar.

    By exercising this "choice" in a world of finite NHS resources perhaps Mr Scrutton can explain how this does not deprive other patients of their treatment? Maybe homeopathy is paid for with limitless homeopathically diluted money.

  • Steve Scrutton | 26 Feb 08

    Response to Simon Baker

    And Simon, all you want from the NHS is the cosy continuation of the ConMed monopoly. And you need to ask why I should pay for the treatment you expect to receive. The NHS deprives me of homeopathic treatment; it does not deprive you of ConMed treatment. All I am asking you is choice within the NHS.

    As for homeopathy being a discredited and disproven therapy - that is your opinion and you are quite welcome to it. I am, of course, writing this on the day that research has now shown that Prozac et el are ineffective - and that the drug companies did not release all the evidence it had on the drug.

    A discredited medical therapy?

  • Simon Baker MRCVS | 27 Feb 08

    And if proven to be ineffective, or only effective in a particular realm of prescribing, SSRI use will be limited by various means both statutory and professional. Do you have evidence of homeopathy being held to these same standards?

    I should note in passing that the Kirsch report does not say that they are literally ineffective, but that for the milder forms of depression they fail to sufficiently exceed the benefit of placebo by a defined degree that they used to signify sufficient clinical utility. Homeopathy has no consistent evidence that is effective at all beyond placebo to any degree under any circumstances. A slightly different situation, I am sure you will agree.

  • Editor's comment

    This thread is now closed.


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30 Jan 08

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