The Hydromorphone drug is a potent semi-synthetic opioid derived from Morphine which is present in every Dilaudid 4 mg tablet. It is approximately 8 to 10 times as strong as Morphine. Hydromorphone is supplied in various countries under several trade names like Dilaudid, Hydal, Sophidone, Hydrostat Hydromorfan, Hydromorphan, Jurnista, Laudicon, Hymorphan, Opidol, Palladone, and many o... https://refindchem.com/product/generic-dilaudid-4-mg/