What is a white oval pill that says 10/325 on one side and M523 on the other side?

Not Medical Advice: M523 on 1 side, 10/325 on the other side is a 325 mg Acetaminophen + 10mg Oxycodone a generic Percocet & used in the treatment of pain.

Thursday, February 02 2012
Source: http://www.drugs.com/imprints/10-325-m523-6767.html