You can use Microsoft Visual Studio 2010 Uninstall Utility to remove/clean up all the products installed with Visual Studio 2010 RTM (English) from your computer.
Check out the link http://code.msdn.microsoft.com/vs2010uninstall for instructions on how to run the tool. If you have multiple Visual Studio 2010 products installed on your machine (Professional and C# Express for example), this utility will uninstall both.

Note: Microsoft Visual Studio 2010 Uninstall Utility will uninstall only English versions of the Visual Studio 2010 release. It will not remove pre-release versions of Visual Studio 2010 or older releases of the product. For more information about uninstalling other versions of Microsoft Visual Studio 2010, please visit http://go.microsoft.com/fwlink/?LinkID=151208.