Whats the name of the pill that is yellow and has 4 sections and is in the form of a bar?

The yellow pill with 4 sections and has an imprint R039 is Alprazolam 2 mg. It is used in the treatment of anxiety, depression, panic disorder and more.

Monday, February 06 2012
Source: http://www.drugs.com/imprints/r-0-3-9-12075.html