approved for osteoporosis therapy. So far it has not been shown to stimulate breast or uterus tissue. However, it is premature to draw conclusions about its effectiveness in curing breast cancer.Clinical Trialsthe following groups conduct clinical trials-The Eastern Cooperative Oncology Group (ECOG)-The National Surgical Adjuvant Breast and Bowel Project (NASABP)-The Cancer and Leukemia Group B (CALGB)-The Southwestern Oncology Group (SWOG)a clinical study seeks to establish whether or not a drug is effective by first trying it on a large number of people under controlled circumstances.Before any drug can be tested on human beings it must be proven safeA phase one drug test is one in which the effects of the drug are little known beyond its safety, although it shows promise.A phase two drug test is one in which a great deal is known about the effects of the drug, and a phase three drug test is one in which the drug has already been proven effective and must now be measured against other drugsThere are risks involved in participating in a clinical trial. These risks decrease the higher the phase of the clinical trial.You should only consider participating if established treatments have not worked for you....