You may wish to talk to your doctor about the use of Anabolic steroids or antidepressants as a possible solution to help reduce your libido. As you can tell from many of the posters, many people do not see it as a problem, but if you do, then nothing wrong with seeking help from professionals to make you happier in life. Be careful and aware of potential negative side effects that you may not desire from any medicines, which your doctor can also inform you about.
The link below also mentions some herbal suggestions that have been used by others to combat a similar problem.
Anaphrodisiac - Wikipedia, the free encyclopedia