The FDA in January issued a circular warning about false claims for estriol and other BioIdentical Hormone Therapy, citing a citizen petition by Wyeth.
The FDA has been criticised for “banning” estriol, but it sets the record straight on it’s website.
However, FDA concedes that it has never received any aderse effect reports about estriol – merely the gripes from the Drug Industry about competition..
In the recent scientific literature ie Medline, there are no serious adverse events or side-effects reported in the 8 trials of Estriol listed. Nor any case reports of SAEs related to estriol use.
Estriol, an estrogen that has virtually been ignored by the mainstream medical community, is one of the three principal estrogens produced by the body. Estriol was originally thought to have little significance due to its weak estrogenic activity when compared with estrone and estradiol. Nonetheless, research has found that its weakness may very well be its strength… read on