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DiscussionLetrozole and checking estrogen levels
Breast Cancer | Last Active: Aug 8 5:47pm | Replies (93)Comment receiving replies
Replies to "@2r3b I asked my oncologist when I first started the AIs back in March & he..."
Studies cited in the Femara insert say that even at 20% dose, estradiol levels are not detectable. I don't see the usefulness of blood tests since studies showed that the meds were effective in basically eliminating the hormonal level. Maybe someone can explain why these tests would be helpful.