 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  whole. Do not crush, break, chew, or dissolve the tablet. Doing so can release all of the drug at once, increasing the risk of side effects. Hydromorphone comes in a rapid-acting form and a slow-release form. Check with your pharmacist to make sure you are taking the correct form. The dosage is based on your medical condition and response to treatment. Do not increase your dose, take the medication more often, or take it for a longer time than prescribed. Properly stop the medication when so directed. If you do not take this medication for 3 days in a row, call your doctor before restarting the medication. Your restarting dose may need to be lower. Before you start using this medication, ask your doctor or pharmacist if you should stop or change how you use your other opioid medication(s). Other pain relievers (such as acetaminophen, ibuprofen) may also be prescribed. Ask your doctor or pharmacist about using hydromorphone safely with other drugs. Suddenly stopping this medication may cause withdrawal, especially if you have used it for a long time or in high doses. To prevent withdrawal, your doctor may lower your dose slowly. Tell your doctor or pharmacist right away if you have </s>