 <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] acist or local waste disposal company.The uses of Hydromorphone (PF) In Sterile Water Intravenous: This medication is used to relieve moderate to severe pain. Hydromorphone is an opioid pain reliever. It acts on certain centers in the brain to give you pain relief. How to use Hydromorphone (PF) 30 Mg/30 Ml (1 Mg/Ml)-Water Intravenous PCA Syringe Opioid Analgesics- IR (With All Antitussive Opiates) Depending on your specific product, this medication is given by injection under the skin, into a muscle, or slowly into a vein. Use exactly as directed by your doctor. Learn the proper way to give injections. If you have any questions about using this medication properly, consult your doctor or pharmacist. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. Before injecting each dose, clean the injection site with rubbing alcohol. If this medication is given into a muscle or under the skin, it is important to change the location of the injection site with each dose to avoid problem areas under the skin. Use needles and syringes only once </s>