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What is the most important information I should know about
metoprolol?
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Do not stop taking metoprolol without first talking to your
doctor. Stopping suddenly may make your condition worse. |
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If you need to have any type of surgery, you may need to
temporarily stop using metoprolol. Be sure the surgeon knows ahead of
time that you are using metoprolol. |
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Metoprolol can cause side effects that may impair your
thinking or reactions. Be careful if you drive or do anything that
requires you to be awake and alert. |
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Avoid drinking alcohol, which could increase drowsiness and
dizziness while you are taking metoprolol. |
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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. |
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Hypertension often has no symptoms, so you may not even feel
that you have high blood pressure. Continue using this medicine as
directed, even if you feel well. You may need to use blood pressure
medication for the rest of your life. |
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Metoprolol is in a group of drugs called beta-blockers.
Beta-blockers affect the heart and circulation (blood flow through
arteries and veins). |
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Metoprolol is used to treat angina (chest pain) and
hypertension (high blood pressure). It is also used to treat or prevent
heart attack. |
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Metoprolol may also be used for purposes other than those
listed in this medication guide. |
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What should I discuss with my healthcare provider before taking
metoprolol?
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Before taking metoprolol, tell your doctor if you have: |
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asthma, bronchitis, emphysema; |
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a heart problem such as heart block, sick sinus syndrome,
slow heart rate, or congestive heart failure; |
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liver or kidney disease; |
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problems with circulation (such as Raynaud's syndrome). |
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If you have any of these conditions, you may not be able to
use metoprolol, or you may need a dosage adjustment or special tests
during treatment. |
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FDA pregnancy category C. This medication may be harmful to
an unborn baby. Tell your doctor if you are pregnant or plan to become
pregnant during treatment. |
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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. |
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How should I take metoprolol?
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Take metoprolol exactly as it was prescribed for you. Do not
take the medication in larger amounts or for longer than recommended by
your doctor. |
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Take this medication with a full glass of water. |
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Take metoprolol at the same time every day. |
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Do not crush, chew, or break an extended-release tablet.
Swallow the pill whole. It is specially made to release medicine slowly
in the body. Breaking or crushing the pill would cause too much of the
drug to be released at one time. 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. |
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Do not skip doses or stop taking metoprolol without first
talking to your doctor. Stopping suddenly may make your condition worse. |
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To be sure this medication is helping your condition, your
blood pressure will need to be checked on a regular basis. It is
important that you not miss any scheduled visits to your doctor. |
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If you need to have any type of surgery, tell the surgeon
that you are using metoprolol. You may need to briefly stop using
metoprolol before having surgery. |
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• |
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. |
|
• |
Hypertension often has no symptoms, so you may not even feel
that you have high blood pressure. Continue using this medicine as
directed, even if you feel well. You may need to use blood pressure
medication for the rest of your life. |
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Store metoprolol at room temperature away from moisture and
heat. |
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What happens if I miss a dose?
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Take the missed dose as soon as you remember. If your next
dose is less than 4 hours away, skip the the missed dose and take the
medicine at the next regularly scheduled time. Do not take extra
medicine to make up the missed dose. |
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What happens if I overdose?
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Seek emergency medical attention if you think you have used
too much of this medicine. |
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Symptoms of an metoprolol overdose may include uneven
heartbeats, shortness of breath, bluish-colored fingernails, dizziness,
weakness, fainting, or seizure (convulsions). |
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What should I avoid while taking metoprolol?
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Metoprolol can cause side effects that may impair your
thinking or reactions. Be careful if you drive or do anything that
requires you to be awake and alert. |
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Avoid drinking alcohol, which could increase drowsiness and
dizziness while you are taking metoprolol. |
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What are the possible side effects of metoprolol?
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Get emergency medical help if you have any of these signs
of an allergic reaction: hives; difficulty breathing; swelling of
your face, lips, tongue, or throat. |
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Call your doctor at once if you have any of these serious
side effects: |
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slow or uneven heartbeats; |
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feeling light-headed, fainting; |
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feeling short of breath, even with mild exertion; |
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swelling of your ankles or feet; |
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nausea, stomach pain, low fever, loss of appetite, dark
urine, clay-colored stools, jaundice (yellowing of the skin or eyes); |
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cold feeling in your hands and feet. |
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Other less serious side effects are more likely to occur,
such as: |
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decreased sex drive, impotence, or difficulty having an
orgasm; |
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sleep problems (insomnia); |
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Side effects other than those listed here may also occur. Talk to
your doctor about any side effect that seems unusual or that is
especially bothersome. |
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What other drugs will affect metoprolol?
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Before taking metoprolol, tell your doctor if you are using: |
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allergy treatments (or if you are undergoing allergy skin-testing); |
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an MAO inhibitor such as isocarboxazid (Marplan), tranylcypromine (Parnate),
phenelzine (Nardil), or selegiline (Eldepryl, Emsam); |
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a diabetes medication such as insulin, glyburide (Diabeta, Micronase,
Glynase), glipizide (Glucotrol), chlorpropamide (Diabinese), or
metformin (Glucophage); |
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a heart medication such as nifedipine (Procardia, Adalat), reserpine
(Serpasil), verapamil (Calan, Verelan, Isoptin), diltiazem (Cartia,
Cardizem); |
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medicine for asthma or other breathing disorders, such as albuterol
(Ventolin, Proventil), bitolterol (Tornalate), metaproterenol (Alupent),
pirbuterol (Maxair), terbutaline (Brethaire, Brethine, Bricanyl), and
theophylline (Theo-Dur, Theolair); or |
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cold medicines, stimulant medicines, or diet pills. |
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If you are using any of these drugs, you may not be able to take
metoprolol, or you may need dosage adjustments or special tests during
treatment. |
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There may be other drugs not listed that can affect metoprolol. Tell
your doctor about all the prescription and over-the-counter medications
you use. This includes vitamins, minerals, herbal products, and drugs
prescribed by other doctors. Do not start using a new medication without
telling your doctor. |
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Where can I get more information?
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Your pharmacist has additional information about metoprolol written
for health professionals that you may read. |
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Remember, keep this and all other medicines out of the reach of
children, never share your medicines with others, and use this
medication only for the indication prescribed. |
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Every effort has been made to ensure that the information provided
by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete,
but no guarantee is made to that effect. Drug information contained
herein may be time sensitive. Multum information has been compiled for
use by healthcare practitioners and consumers in the United States and
therefore Multum does not warrant that uses outside of the United States
are appropriate, unless specifically indicated otherwise. Multum's drug
information does not endorse drugs, diagnose patients or recommend
therapy. Multum's drug information is an informational resource designed
to assist licensed healthcare practitioners in caring for their patients
and/ or to serve consumers viewing this service as a supplement to, and
not a substitute for, the expertise, skill, knowledge and judgment of
healthcare practitioners. The absence of a warning for a given drug or
drug combination in no way should be construed to indicate that the drug
or drug combination is safe, effective or appropriate for any given
patient. Multum does not assume any responsibility for any aspect of
healthcare administered with the aid of information Multum provides. The
information contained herein is not intended to cover all possible uses,
directions, precautions, warnings, drug interactions, allergic reactions,
or adverse effects. If you have questions about the drugs you are taking,
check with your doctor, nurse or pharmacist. |
Copyright 1996-2006 Cerner Multum, Inc. Version: 9.02. Revision date: 6/
28/ 06. |