Here's a report on a study of BAT that concludes it is not worse than intermittent ADT. However the study didn't have the power and time length to determine if it's better or results in life extension.
mdedge.com/oncologypractice...
Here's the full record on clinicaltrials.gov:
clinicaltrials.gov/ct2/show...
Click "Study Results" to see details on the results. Many of them can be expanded to show more details. There are also links to some other related studies.