 <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]  Read the Medication Guide provided by your pharmacist before you start using amiodarone and each time you get a refill. If you have any questions, consult your doctor or pharmacist. Take this medication by mouth as directed by your doctor, usually once or twice daily. You may take this medication with or without food, but it is important to choose one way and take this medication the same way with every dose. Avoid eating grapefruit or drinking grapefruit juice while using this medication unless your doctor or pharmacist says you may do so safely. Grapefruit can increase the chance of side effects with this medicine. Ask your doctor or pharmacist for more details. The dosage is based on your medical condition and response to treatment. Your doctor may direct you to start this medication at a higher dose and gradually decrease your dose. Follow your doctor's instructions carefully. Do not stop taking this medication or change the dose without first consulting your doctor. Tell your doctor if your condition does not improve or if it worsens.The side effects of Pacerone Oral: See also Warning section. Nausea, vomiting, constipation, loss of appetite, shaking, or tiredness may occur. If any of these effects last or get worse, tell your doctor promptly. Remember </s>