Wednesday, September 30, 2009

Where's the harm?

It's a question that's often asked about natural alternatives to pharmaceutical medicines and often there is no harm. (That doesn't mean there's any benefit either, but that's for another day.)

But that's not true in this heartbreaking case from Australia.

If the death of a child isn't hard enough, living with the knowledge you could have done something to save them must be a burden which can never be shaken off.

Unfortunately for Thomas and Manju Sam that is the reality. They've both been jailed for the manslaughter of their daughter Gloria because they didn't care for her as they should have.

Essentially they treated a very treatable condition - eczema - with homeopathy and ignored advice to get her seen by a real doctor.

This ended with the death of the nine-month-old in May 2002.

Now I have very little sympathy for the Sams. They obviously didn't set out to have their daughter die a slow and painful death so it may be that I appear heartless.

But when you read that Thomas Sam had "an arrogant approach to what he perceived to be the superior benefits of homeopathy compared with conventional medicine" then I find it hard to feel sorry they're spending time in prison for this.

And the reason I feel like that is because in the wide spectrum from conventional treatment to full-on woo, homeopathy is as psuedoscientific as they come.

My own (anecdotal) surveys have found people don't tend to know exactly what homeopathy is. They appear to know it's natural and have some vague idea it might be something to do with herbs.

But it's way worse than that.

At it's heart homeopathy uses the idea "similia similibus curentur" or let likes be cured by likes.

This premise came after the founder of homeopathy, Samuel Hahnemann, developed symptoms of malaria after swallowing some quinine-containing cinchona bark (quinine is a drug used to cure malaria).

This may sound vaguely plausible, and is often confused for the effect that allows vaccinations to work, but that is different.

In vaccinations a foreign antigen is used to provoke a response from the immune system meaning the body is prepared should the disease be encountered.

But that antigen isn't just any old thing which causes the same symptoms of the disease - o
ften it's simply a weakened or inactive form of the actual pathogen.

And it gets worse. Homeopathy also works on the premise that the more dilute the sample the stronger its effect, something which is counter to all logical thinking.

Here's the excellent Science-based Medicine's take on the so-called law of infinitesimal doses.

The law of infinitesimal doses also runs contrary to chemistry, pharmacology, and thermodynamics. Homeopaths today use dilutions of substances which essentially remove all traces of the substance from the final dilution.

There is not likely to be even a single molecule of the original drug in the final remedy which is given to the patient.

Homeopaths conclude from this fact that the substance is transferring its essence to the water into which it is diluted. The more it is diluted, the more potent is the water.

They offer, however, no possible explanation for how simple water molecules can contain the essence of far more complex substances.

Modern homeopaths have also tried to rescue the notion of infinitessimals by invoking the concept of water memory. They claim that water molecules can form a structure that contains the information of the homeopathic remedy.

However, such claims are fanciful to the point of invoking magic and are devoid of any evidence. Water structure is very transient and ephemeral.

They last moments and could not survive repeated dilution, let alone ingestion, absorption into the body, and transport to whatever their alleged site of action is.

Essentially this means in all likelihood the solution you buy from the health shop or pharamacy is simply a sugar pill or a solution of diluant - most likely water.

It's no surprise, then, that I would never recommend homeopathy as a means of curing anything - bar thirst.

And I would certainly never allow anyone who recommends homeopathy to treat any of my friends and family if they were ill.

Anyway, humour is often an effective means of getting the message across and this clip from That Mitchell and Webb Look sums it up pretty well:



Unfortunately any examination of homeopathy and its place in treatment of 21st century diseases is too late for poor wee Gloria Sam.

Should you want to read more in-depth information about homeopathy then here are some excellent resource:


Science-based Medicine
Science, Reason and Critical Thinking
Skepdic
Homeowatch

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