Exedrol is an antiestrogen that works by blocking the enzyme that synthesizes the estrogen, medically it is used to treat breast cancer, and is used when treatment with tamoxifen is not effective. Exedrol is a very effective anti-estrogen with estrogen inhibition rate of 85%. Bodybuilders tend to argue that Exedrol is one of the most effective anti-estrogen. It is good to prevent gynecomastia, helps to prevent water retain, weight loss and not to lose the muscle mass.
Exedrol consists of 25 mg pills. The optimal dose for bodybuilding is half a pill daily or every 2 days. In case you want a total elimination of estrogen then take a pill daily.