To Our Patients
With Osteoarthritis
Osteoarthritis
is the most common form of arthritis and is a leading cause of physical
disability, increased health care usage and impaired quality of life.
An estimated 12 percent of the U.S. population age 25 years and older,
or nearly 27 million people, have clinical signs and symptoms of osteoarthritis.
Nonsteroidal anti-infalmmatory
drugs, or Nsaids, are commonly used to treat osteoarthritis and have been
proven effective, but they are associated with some significant potential
side-effects, especially in the elderly population. There, therefore,
remains an urgent need for finding therapies for osteoarthritis that are
both effective and relatively safe. In this regard, the nurtraceuticals
Glucosamine and Chondroitin Sulfate have attracted substantial attention
by the public and in the medical literature.
Glucosamine is
hexosamine sugar and a basic building block for the manufacture of the
proteins that are important constituents of the articular cartilage.
Chondroitin plays a similar role. Both of these are derived from
animal products. The mechanism of action of Glucosamine and Chondroitin
in the treatment of osteoarthritis is not known, but both compounds have
anti-inflammatory activities and both compounds have been found to favorably
affect cartilage metabolism in the test tube. Also, antiarthritic
effects have been demonstrated for both Glocosamine and Chondroitin in
animal models.
Preliminary evidence
shows that both Glucosamine and Chondroitin may favorably modify the x-ray
progression of osteoarthritis, and there are several trials in the medical
literature now that show both Glucosamine and Chondroitin Sulfate are likely
to be effective therapy for the symptomatic management of osteoarthritis.
In other words, they help reduce the pain and swelling and promote activity
with less discomfort.
We do support the
use of Glucosamine and Chondroitin Sulfate in our patients with osteoarthritis,
but we want you to know that the relative purity and content of Glucosamine
and Chondroitin in different preparations made by different manufacturers
may vary and as a result the relative efficacy of the various preparations
may also vary. We do not recommend any specific brands, but we do
recommend that you buy this nutritional supplementation from a reputable
pharmacy or pharmaceutical supply house. The usual dosage of the
medication is either 500 or 600 mg. of Glocosamine Sulfate and 400 or 500
mg. of Chondroitin Sulfate, two tablets a day, one in the morning and one
in the evening taken for at least 60 days to determine if it will have
any significant effect in relieving symptoms of arthritis such as stiffness,
swelling and pain.
It is our impression
thus far that this medication does not work for everyone, but in those
of our patients who have taken it that it has helped. They feel it
has been roughly equivalent to the use of the nonsteroidal antiinflammatories
but without the potential side effects.
I hope this information
is helpful to you.
John J. O'Brien, M.D.
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Total Joint Replacement
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