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Page: << Prev | 1 | 2 | 3 | 4 The system is "never going to be perfect," Vlad said.
He stressed that the new analysis does not close the book on glucosamine. And given the supplement's good safety profile, patients who really believe they are reaping a benefit from the glucosamine sulfate should feel free to continue to take it.
Vlad and McHugh remain dubious, however, that the pricey supplement does ease osteoarthritis pain.
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"From my perspective," McHugh said, "the New England Journal of Medicine paper provides the most objective take on the efficacy. The bottom line is that there is limited efficacy."
In a related study in the same issue of the journal, U.S. researchers surveyed more than 6,000 people with rheumatoid arthritis and found that most are reluctant to switch to a new medication as long as their condition does not worsen.
The team from the National Data Bank for Rheumatic Diseases in Wichita, Kan., found three-quarters of respondents were happy with their current medications, and almost two-thirds (64 percent) said they wouldn't try a new drug unless their symptoms deteriorated. The findings may explain why many patients hold off trying promising new medications, the researchers said.
More information
There's more on osteoarthritis at the Arthritis Foundation.
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