 <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]  or in combination with other medicines to treat high blood pressure. It works by blocking a chemical (aldosterone) in your body which in turn lowers the amount of sodium and water the body retains. Lowering high blood pressure helps prevent strokes, heart attacks and kidney problems. It is also used to treat congestive heart failure following a heart attack. How to use Eplerenone Take this medication by mouth with or without food as directed by your doctor, usually once or twice daily. Use this medication regularly in order to get the most benefit from it. Remember to use it at the same time(s) each day. The dosage is based on your medical condition, response to treatment, and other medications you may be taking. Be sure to tell your doctor and pharmacist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products). It may take up to 4 weeks for this medication to fully affect your blood pressure. Keep taking this medication even if you feel well. Most people with high blood pressure do not feel sick.The side effects of Eplerenone Oral: Headache, dizziness, diarrhea, or vomiting may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. Remember </s>