I know some of you will dismiss this because the research supports the use of a medication, in addition to a natural substance. But, before you do, consider that there are natural COX-2 inhibitors that may also work in concert with green tea.
"Drinking a nice warm cup of green tea has long been touted for its healthful benefits, both real and anecdotal. But now researchers have found that a component of green tea, combined with low doses of a COX-2 inhibitor, could slow the spread of human prostate cancer."
https://www.eurekalert.org/pub_releas...-gta022707.php