Most people with high blood pressure do not feel sick. Keep taking this medication even if you feel well. Your condition may become worse when the drug is suddenly stopped.įor the treatment of high blood pressure, it may take several weeks before you get the full benefit of this drug. Do not suddenly stop taking this medication without consulting your doctor. To help you remember, take it at the same time each day. Use this medication regularly to get the most benefit from it. The dosage is based on your medical condition and response to treatment. Follow your doctor's instructions carefully. To reduce your risk of side effects, your doctor may direct you to start this medication at a low dose and gradually increase your dose. Swallow the whole or split tablet without crushing or chewing. Also, do not split extended-release tablets unless they have a score line and your doctor or pharmacist tells you to do so. Doing so can release all of the drug at once, increasing the risk of side effects. This medication may be taken with or without food.ĭo not crush or chew extended-release tablets. Take this medication by mouth as directed by your doctor, usually once daily.