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What should I discuss with my healthcare provider before taking metoprolol (Lopressor, Metoprolol Succinate ER, Metoprolol Tartrate, Toprol-XL)?

You should not use this medication if you are allergic to metoprolol, or if you have a serious heart problem such as heart block, sick sinus syndrome, or slow heart rate.

If you have any of these other conditions, you may need a dose adjustment or special tests:

• congestive heart failure;
• low blood pressure;
• pheochromocytoma;
• problems with circulation (such as Raynaud's syndrome);
• asthma, bronchitis, emphysema;
• diabetes;
• depression;
• liver or kidney disease;
• a thyroid disorder; or
• severe allergies.

FDA pregnancy category C. It is not known whether metoprolol will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.

Metoprolol can pass into breast milk and may harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.

How should I take metoprolol (Lopressor, Metoprolol Succinate ER, Metoprolol Tartrate, Toprol-XL)?

Take exactly as prescribed by your doctor. Do not take in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.

Take metoprolol at the same time every day.

Metoprolol should be taken with food or just after a meal.

A Toprol XL tablet can be divided in half if your doctor has told you to do so. The half tablet should be swallowed whole, without chewing or crushing. Chewing or crushing the pill could cause too much of the drug to be released at one time.

Do not skip doses or stop taking metoprolol without first talking to your doctor. Stopping suddenly may make your condition worse.

Your blood pressure will need to be checked often. Visit your doctor regularly.

If you need surgery, tell the surgeon ahead of time that you are using metoprolol.

Metoprolol is only part of a complete program of treatment for hypertension that may also include diet, exercise, and weight control. Follow your diet, medication, and exercise routines very closely if you are being treated for hypertension.

If you are being treated for high blood pressure, keep using this medication even if you feel well. High blood pressure often has no symptoms. You may need to use blood pressure medication for the rest of your life.

Store at room temperature away from moisture and heat.

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