Anti-androgens do have a significant impact on body hair but of course, there are other significant side effects and even the most benign formulations will in some way develop breast tissue (gynecomastia)
I have just registered a site beard removal.co.uk and will post information on this explaining these things in greater detail so check it out in the future.
This is such a complex topic so happy to answer different threads within it.
Please note that this information is presented as anecdotal and may contain inaccuracies, treat this as opinion rather than fact and should not be a substitute for additional research.