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.
Updated on Thursday, February 02 2012 at 12:31PM EST