Hydromorphone hydrochloride is a pure opioid agonist with the. The 8 mg tablet is scored on one side and debossed with product identification " 54 425 " on the. Pill imprint 54 425 has been identified as hydromorphone 8 mg. View images and comprehensive information for this drug. Pictures of Dilaudid ( Hydromorphone Hydrochloride), drug imprint information, side effects for the patient. Generic Name: Hydromorphone Strength: 8 mg Manufacturer: Roxane Laboratories Trade Name: N/A Type: Analgesic Class: RX, CII Comment: Image courtesy of myke. I filled my 8mg hydromorphone prescription. The normal imprint is 54 403, but this time these marked 54 425 were mixed in. What are they? Hydromorphone - 54 425 . Submitted by myke on September 6, 2010 - 10:39pm. Generic Name: Hydromorphone Strength: 8 mg Manufacturer: Roxane Laboratories Trade Name: N/A 54 on top 425 on bottom white round and a line through the center ## This tablet contains 8mgs of Hydromorphone , a generic for Dilaudid, this is a potent narcotic.