What is a small round blue pill with the inscription A 215 on one side and nothing on the other?

Oxycodone hydrochloride 30mg is a small, round, blue pill that is scored halfway through and has A 215 on the front. Oxycodone is a narcotic analgesic mainly used for pain treatment and has a high risk of chemical dependency. Side effects include drowsiness, dizziness, constipation, vomiting, and headache, with drowsiness being the most common.

Monday, February 06 2012
Source: http://www.drugs.com/imprints/a-215-8234.html