Oxycodone Hydrochloride Extended-Release Tablets instruction content mainly includes indications, adverse reactions, contraindications and so on. 1. Indications: Oxycodone Hydrochloride Extended-Release Tablets can provide sustained relief of moderate to severe pain, and can be used for analgesic treatment of patients with moderate to advanced cancer. 2. Adverse reactions: When taking Oxycodone Hydrochloride Extended-Release Tablets, patients may experience adverse reactions such as nausea, vomiting, dizziness, etc. If patients take too much of the drug, they may become dependent and resistant to the drug. 3. Contraindications: the drug is contraindicated in pregnant or lactating women, and is contraindicated in patients with craniocerebral injury, moderate to severe hepatic or renal dysfunction, and chronic constipation. Patients taking oxycodone hydrochloride extended-release tablets are recommended to use under the guidance of a doctor, any discomfort symptoms, it is recommended to stop the drug immediately, and seek medical attention in a timely manner.