On call: Chelation therapy: The rationale is hopeful, the results are not.

On call

Chelation therapy: The rationale is hopeful, the results are not.

Q. I know you have expressed reservations about alternative therapy from time to time. I realize that it's a tricky issue for doctors, but I find the idea appealing. In particular, I'd like your opinion about chelation therapy. I'm a 68-year-old diabetic with angina.

A. The best approach to alternative therapy is not to accept it or reject it, but to study it. Thousands of studies have been published, but only a tiny fraction meets the high standards of 21st-century medical science. Unfortunately, substandard research does more harm than good, since all-but-meaningless "clinical re-search" is often hyped by people who stand to profit from a broad array of goods and services.

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