White round pill with a 4 on 1 side and 54196 on the other what is it and whats it perscribed for

Not medical advice: A white round pill with "4 54 196" is a 4mg Hydromorphone hydrochloride (Dilaudid), a narcotic analgesic to relieve moderate to severe pain.
Updated on Wednesday, February 01 2012 at 08:25PM EST
Collections: dilaudidopioid