Select Committee on Science and Technology Minutes of Evidence


Memorandum by the Faculty of Homeopathy

1.  BACKGROUND

  1.1  The Faculty of Homeopathy was incorporated by an Act of Parliament 1950 and represents statutorily registered healthcare professionals who have trained in and integrate homeopathy into their practice. The majority of Faculty members are doctors (specialists working in the five NHS homeopathic hospitals, GPs or independent practitioners) though there are also growing numbers of nurses, pharmacists, dentists, podiatrists and vets.

  1.2  Homeopathy is the only complementary therapy to have been part of the NHS since its inception in 1948. Today there are five NHS homeopathic hospitals—Bristol, Glasgow, Liverpool, London and Tunbridge Wells. These are consultant-led services, which take referrals from GPs and specialists and are staffed by doctors who have trained and qualified in homeopathy and other CAM (Complementary and Alternative Medicine) therapies such as acupuncture.

  1.3  Clinical outcome studies from the hospitals consistently demonstrate a high level of patient satisfaction with patient-reported improvement rates of over 70 per cent even though many of the patients referred have not improved with the conventional treatment they have usually tried at length before coming to homeopathy.

2.  THE HOMEOPATHIC TREATMENT OF ALLERGIES

  2.1  Homeopathy

  In homeopathy there are a number of therapeutic strategies for the treatment of allergic disorders. These are commonly termed "local", "constitutional" or "miasmatic" strategies. Local prescribing is a strategy based on the patient's actual allergic symptoms. The advantage of this strategy is that it can be achieved in a standard GP appointment or even through self-prescribing. Constitutional prescribing is based on a more in-depth consultation which takes into consideration the patient's allergic symptoms and, additionally, their unique patterns of coping with any disease. Miasmatic prescribing is based on an elaboration of the patterns of allergic disease which can be seen to run through certain whole families. This approach can be particularly appropriate in complex allergic conditions.

  2.2  Isopathy

  Isopathy is similar to homeopathy but the main difference is that the treatment is selected solely on the basis of the patient's proven allergies (as shown, for example, by skin testing). It involves giving a patient a substance to which they are allergic in a homeopathic potency, usually orally, for a short course of a few days in order to reduce the allergic response. All the common allergens such as pollens and dusts are available in potentised form from the specialist homeopathic pharmacies and it is also possible to have customised medicines made.

  2.3  All of these approaches involve prescribing homeopathic or isopathic medicines which are safe, not addictive and have no side effects. However in some cases there may be a temporary worsening of symptoms immediately after the patient receives the treatment—the phenomenon known as "aggravation". This does not entail any risk of anaphylactic shock. Treatment options are individually tailored and rely on sensitive history-taking and a flexible response by the practitioner, including careful consideration of diet and lifestyle.

3.  WHY PATIENTS CHOOSE HOMEOPATHY

  3.1  The homeopathic approach differs from conventional medicine in that rather than suppressing the allergic symptoms, the medicines stimulate the body's ability to cope with exposure to the allergens. The benefits are therefore longer-lasting and free from the side effects associated with conventional treatments. A homeopathic medicine taken before the hay fever season begins can act prophylactically protecting the patient and so reducing the need for medicines such as antihistamines.

  3.2  Many patients and doctors are concerned about the long-term use of conventional drugs such as corticosteroids and anti-histamines and for some patients a conventional approach has not helped so they seek more holistic advice and care.

4.  SPECIALIST ALLERGY SERVICES AT THE HOMEOPATHIC HOSPITALS

  4.1  All the NHS homeopathic hospitals receive referrals for patients with allergy problems. Glasgow and London have special allergy clinics.

  4.2  Glasgow Homeopathic Hospital, North Glasgow University Hospitals NHS Trust

  Dr Jacqueline M Mardon MBBS MPhil MRCGP MFHom

  4.2.1  Allergy is a frequent reason for people to be referred to Glasgow Homeopathic Hospital by their medical practitioner. The Allergy Clinic has been running for many years and is funded as 26 clinical sessions/year. Originally set up on a research basis, it is currently run by one experienced medical practitioner who is on the Faculty of Homeopathy specialist register and who regularly attends conventional medical allergy seminars and updates.

  4.2.2  Children and adults are accommodated in either a general out-patient clinic or, in particular if there is a strong indication of atopy or a complicated history such as anaphylaxis or multiple sensitivities, in the specialist allergy clinic. Sometimes a patient is referred elsewhere in the homeopathic service from the clinic, for example for in-patient care. A wide range of allergic conditions and morbidity is seen.

  4.2.3  The clinical approach includes an emphasis on careful history taking and assessment may include skin-prick testing to a wide range of allergens, performed in the clinic. Treatment is with a variety of methods: homeopathic constitutional prescribing, symptom alleviation using homeopathic remedies and isopathy which can often be prophylactic or curative where specific allergens are identified. Advice about preventative measures and a supportive approach in complex cases in particular is also a mainstay of treatment.

  4.2.4  Using this approach, one is able to address complex emotional issues which are so often involved (aetiologically and as a result of the disease). Patients often find it easier to accept advice about allergy from the homeopathic hospital, which can steer them away from the more extreme (and expensive) fringes of untested alternative treatments. This can be of particular benefit with food sensitivities and allergies or multiple sensitivities.

  4.3  Royal London Homeopathic Hospital, University College London NHS Trust

  Dr Saul Berkovitz MRCP MFHom MCPP

  4.3.1  Allergy clinics at the RLHH are run by a consultant physician with a postgraduate diploma in Allergic Disease from the University of Southampton. There are three consultant sessions per week and two clinical assistant sessions. Classical allergic diseases are managed with avoidance advice, conventional treatment where appropriate, dietary advice, homeopathic medication, Western Herbal Medicine, and also (uniquely in the NHS) with a form of desensitisation treatment called enzyme-potentiated desensitisation (EPD). The clinic is also one of the very few centres able to effectively manage patients with "food intolerance" in all its manifestations.

  4.3.2  EPD is a therapeutic technique in which low dose allergens (in concentrations of 10-12 molar, comparable to skin prick test doses) are injected intradermally to desensitise patients with atopic diseases. It was first introduced by McEwen in the early 1970s. Mixed allergens (inhalants, foods or both) are given intradermally after mixing with the enzyme beta-glucuronidase, which is thought to enhance the desensitising effect of the low dose allergen. Unlike conventional immunotherapy, EPD is an extremely safe technique, with a very low rate of anaphylaxis and other major adverse effects. Injections are given two- to three-monthly instead of weekly. Thousands of injections have been given at the RLHH over the last thirty years with no systemic allergic reactions. It is not used for IgE-mediated food allergy.

  4.3.3  Several clinical trials involving small numbers of subjects, conducted mostly in Italy over the last two decades, suggested safety and effectiveness of EPD in hay fever and asthma and house dust mite allergy in children. The results in hay fever, however, were not confirmed by a larger clinical trial recently performed in the U.K. All the studies used the same mixture of inhaled allergens. Positive results using mixed food allergens have also been shown for childhood attention deficit disorder and childhood migraine. Despite the conflicting research evidence, many allergy patients continue to benefit from this treatment. It is hoped to demonstrate this with a program of prospective audit.

  4.3.4  The clinic is fortunate to have a dietician who is expert in food allergy and intolerance, a rarity in such services. This enables patients to be treated who have adopted an unnecessarily restricted diet on the basis of spurious "food allergy tests" available on the high street, gradually broadening such diets, offering authoritative advice, checking nutritional status and advising on supplements. It is also possible to effectively manage conditions known to be variably improved by elimination dieting (including irritable bowel syndrome and rheumatoid arthritis) without compromising overall nutrition.

  4.3.5  The Royal London Homeopathic Hospital hopes to expand its allergy services in the near future, with an increased emphasis on conventional as well as complementary management of allergy in order to provide a truly integrated service.

REFERENCES (NOT PRINTED)

5.  THE EVIDENCE BASE FOR HOMEOPATHY IN THE TREATMENT AND MANAGEMENT OF ALLERGIC CONDITIONS

  5.1  Thirteen randomised controlled trials (RCTs) published in the peer-reviewed literature have studied the effect of homeopathy in allergic conditions. Clinical areas of investigation have been limited to seasonal allergic rhinitis (11 RCTs) and allergic asthma (two RCTs); 12 of them were placebo-controlled studies, the other was an equivalence trial.

  5.2  Nine of these trials reported statistical analyses in favour of homeopathy, one found homeopathy to be inferior to placebo, and three observed no significant differences between patient groups. This overall positive conclusion from RCTs of homeopathy in allergy has support in the findings of six systematic reviews. Summary details of the nine RCTs with positive findings are listed below:

Authors and Date Main Results Reported in Publication
1Aabel S, Laerum E, Dølvik S, Djupesland P (2000) Verum group had fewer and less serious symptoms during a certain period of the birch pollen season. Single-day P values ranged from 0.41 to 0.02, ie for some days the differences between verum and placebo were statistically significant.
2Kim LS, Riedlinger JE, Baldwin CM, et al. (2005) Significant positive changes from baseline to 4 weeks in the verum group compared with the placebo group (P = 0.032 for rhino-conjunctivitis symptoms, P = 0.031 for activity impairment, P = 0.04 for reported health transition).
3Reilly DT, Taylor MA (1985) Maximum clinical improvement in verum group in weeks 3 and 4, with maximum statistical significance in week 3 (P = 0.002). Substantial reduction in average consumption of antihistamine tablets in verum group compared with placebo at that time.
4Reilly DT, Taylor MA, McSharry C, Aitchison T (1986) Mean change of VAS scores was -17.2 in verum group and -2.6 mm in placebo group (P = 0.02). Doctor-assessed scores showed similar reduction: -27.7 in verum group vs. -12.2 in placebo group (P = 0.05). Use of antihistamines lower in the verum group than in controls: total 11.2 cf. 19.7 tablets (P = 0.03).
5Reilly D, Taylor MA, Beattie NGM, et al. (1994) Difference in visual analogue score in favour of homeopathic immunotherapy appeared within one week of starting treatment and persisted for up to 8 weeks (P = 0.003). Similar trends in respiratory function and bronchial reactivity tests.
6Taylor MA, Reilly D, Llewellyn-Jones RH, et al. (2000) Homeopathy group had significant objective improvement in nasal airflow compared with placebo group (mean difference 19.8 l/min, 95 per cent CI 10.4 to 29.1 (P = 0.0001).
7Wiesenauer M, Häussler S, Gaus W (1983) After observation time of 17 days, Galphimia was more effective than placebo (P = 0.01). Significant benefit in 34 of 41 (83 per cent) patients in verum group and in 21 of 45 (47 per cent) patients in placebo group; 3 weeks later in 30 of 37 (81 per cent) patients in verum group, in 20 of 35 (57 per cent) patients in placebo group.
8Wiesenauer M, Gaus W, Häussler S (1990) After 5 weeks of treatment, significant improvement of ocular symptoms in 75 of 98 (77 per cent) patients in verum group and 52 of 103 (51 per cent) patients in placebo group (P < 0.01). Improvement of nasal symptoms: 75 of 98 (77 per cent) patients in verum group and 48 of 103 (46 per cent) in placebo group (P < 0.01).
9Weiser M, Gegenheimer LH, Klein P (1999) Rhino-conjunctivitis Quality of Life Questionnaire score changed significantly in the course of treatment. VAS scores increased by 24 per cent in verum group and by 29 per cent. in controls. Global assessments of therapeutic efficacy did not markedly differ with respect to treatments or the rating person. Therapeutic non-inferiority of homeopathic vs. cromolyn sodium treatment was demonstrated.


  5.3  Evidence is also available from non-randomised studies that homeopathy can be an effective treatment in allergic conditions. An international, prospective, multi-centre study compared homeopathic treatment with conventional medical care in 456 patients with respiratory tract complaints including allergies. The primary outcome measure was the number of patients who were cured or had "major improvement" after 14 days of treatment; homeopathy was found to be at least as effective as conventional treatment. A similar study carried out in Germany on 178 children with mostly allergic conditions reported significantly greater improvement after homeopathic than conventional treatment. Large-scale clinical observational studies in primary or secondary care in Europe have indicated a high proportion of follow-up patients with allergic complaints achieve good outcome from homeopathy. A report from a single clinic in Israel showed that homeopathic intervention led to modest economic savings and reductions in the use of medicines commonly used to treat allergies and their complications. Finally, high dilutions of two homeopathic medicines used for the treatment of allergic diseases (Lung histamine and Apis mellifica) were observed to have a significant effect on human basophil degranulation in-vitro.

6.  IS THE LEVEL OF UK RESEARCH ADEQUATE?

  6.1  One of the arguments levelled against homeopathy is that its evidence base is weak. Problems with inappropriate study design and a lack of funds mean that there is strong but not unequivocal evidence to demonstrate the effectiveness of homeopathy in clinical trials and much more research is needed. Homeopathic medicines do not attract pharmaceutical funding because they cannot be patented and there is consequently very little financial impetus. Non-commercial funding is extremely limited and good research proposals often fall by the wayside due to lack of resources, often relying on small charities with an interest in CAM. This situation needs to be addressed.

  6.2  The Science & Technology Committee's report on CAM in 2000 recommended the creation of a stronger research infrastructure for CAM and the DH allocated limited funds. None of these has been directed towards research into the homeopathic treatment of allergies.

  6.3  The homeopathic approach has much to offer but at present is limited to a smaller number of centres of excellence and individual practitioners. A great opportunity is being missed, particularly in view of the potential for savings on allopathic medicines with potentially serious side-effects, such as corticosteroids.

7.  MOST PROMISING AREAS OF RESEARCH INTO PREVENTING OR TREATING ALLERGY

  7.1  Research is needed to confirm unequivocally whether specific homeopathic medicines are more effective than placebo in the treatment of particular allergic conditions. It is also important to demonstrate convincingly with further pragmatic RCTs that homeopathy has clinical effectiveness at least as good as conventional medical care. Since the mechanism of homeopathy's in-vivo effects remains to be elucidated, the study of allergy might afford an opportunity for hypothesis-driven clinical research in this area: it has been proposed, for example, that homeopathy may help to regulate the Th1/Th2 lymphocyte imbalance that characterises allergic disorders.

REFERENCES [NOT PRINTED]



 
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