Once tested for possible use as an estrogen replacement, BPA was found to be of better use in the mass production of polycarbonate plastic.
On the bright side, new data on estrogen replacement therapy could be better for Wyeth than many expected (see " Wyeth Lucks Out On Hormone Study").
That result runs in stark contrast to previous studies of estrogen replacement, which have indicated that estrogen may prevent or at least slow some of Alzheimer's worst symptoms.
There are no new, exciting drugs, and risks to its estrogen replacement franchise continue to cloud the company's prospects, though Seiden predicts solid earnings growth over the next several years.
Doctors now and women are really - they have a kind of a knee-jerk response to the big estrogen study that was conducted a couple of years ago, and estrogen comes off sounding like toxic waste - estrogen replacement therapy.
It didn't evaluate any plant-based or compounded kinds of hormone replacement therapy, and I think that it skewed the discussion of estrogen replacement in such a way that now, probably many women are really afraid to touch it with a 10-foot pole, no matter how much they suffer.
The second sentence is apparently a reference to another study, authored by researcher John Breitner and published in the Nov. 6 issue of the Journal of the American Medical Association, that indicated that estrogen replacement might help prevent Alzheimer's but also that there was a big time lag--about a decade--between taking the drugs and seeing any benefit.
It was another big NIH study, the Women's Health Initiative, that showed that an estrogen-replacement therapy had unforeseen risks of breast cancer and heart attack.
Estrogen hormone replacement therapy seemed to have all sorts of benefits based on observational studies, but they vanished under the more rigorous lens of controlled clinical trials.
Let's look at one of the biggest changes in medical practice of the past decade: the decision to stop putting millions of postmenopausal women on hormone replacement therapy, which postulated that replacing the estrogen and progesterone their bodies were no longer making would do them long-term good.
Women who are being treated for breast cancer are often prohibited from using traditional hormone replacement therapy because breast cancer can be sensitive to estrogen, the predominant female hormone.
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