Brand: Dilaudid (hydromorphone)
Dilaudid (hydromorphone) is an opioid pain medication. An opioid is sometimes called a narcotic. Dilaudid is used to treat moderate to severe pain. Dilaudid may also be used for purposes not listed in this medication guide. Warnings. You should not take Dilaudid if you have severe breathing problems, or a blockage in your stomach or intestines.