Metaxalone is a muscle relaxant. It works by blocking nerve impulses (or pain sensations) in the
brain.
Metaxalone is used together with rest and physical therapy to treat skeletal muscle conditions
such as pain or injury.
Metaxalone may also be used for other purposes not listed in this medication guide.
What should I discuss with my healthcare provider before taking metaxalone?
You should not use this medication if you are allergic to metaxalone, or if you have:
anemia (a lack of red blood cells);
severe kidney disease; or
severe liver disease.
Before using metaxalone, tell your doctor if you are allergic to any drugs, or
if you have liver or kidney disease. You may need a dose adjustment or special tests to safely take
metaxalone.
This medication may be harmful to an unborn baby. Tell your doctor if you are pregnant or
plan to become pregnant during treatment.
It is not known whether metaxalone passes into breast milk or if it could harm a nursing
baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.
How should I take metaxalone?
Take this medication exactly as it was prescribed for you. Do not take the medication in larger
amounts, or take it for longer than recommended by your doctor. Follow the directions on your
prescription label.
This medication can cause you to have unusual results with certain medical tests. Tell any
doctor who treats you that you are using metaxalone.
Metaxalone is only part of a complete program of treatment that may also include rest, physical
therapy, or other pain relief measures. Follow your doctor's instructions.
Store metaxalone at room temperature away from moisture and heat.
What happens if I miss a dose of metaxalone?
Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the
missed dose and take the medicine at your next regularly scheduled time.
Do not
take
extra medicine to make up the missed dose.
Where can I get more information about metaxalone?
Your pharmacist has information about metaxalone written for health professionals that you may read.
What are the possible side effects of metaxalone?
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.
Stop using metaxalone and call your doctor at once if you have any of these serious side
effects:
nausea, stomach pain, loss of appetite;
low fever;
dark urine, clay-colored stools; or
jaundice (yellowing of the skin or eyes).
Less serious side effects may include:
drowsiness, dizziness;
feeling nervous or irritable;
headache;
mild nausea, vomiting, upset stomach; or
skin rash.
This is not a complete list of side effects and others may occur. Call your
doctor for medical advice about side effects. You may report side effects to FDA at
1-800-FDA-1088. You may report side effects to FDA at 1-800-FDA-1088.
What is the most important information I should know about metaxalone?
Do not use this medication if you are allergic to metaxalone, or if you have anemia (a lack of
red blood cells), or severe kidney or liver disease.
Before using metaxalone, tell your doctor if you are allergic to any drugs, or if you have liver or
kidney disease. You may need a dose adjustment or special tests to safely take metaxalone.
Metaxalone 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.
Avoid drinking alcohol. It can increase some of the side effects of metaxalone.
What should I avoid while taking metaxalone?
Metaxalone 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.
Avoid drinking alcohol. It can increase some of the side effects of metaxalone.
Cold or allergy medicine, narcotic pain medicine, sleeping pills, muscle relaxers, and
medicine for seizures, depression or anxiety can add to sleepiness caused by metaxalone. Tell your
doctor if you regularly use any of these medicines, or any other muscle relaxer.
What other drugs will affect metaxalone?
There may be other drugs that can interact with metaxalone. 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.
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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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.
Content provided by Multum - Last Updated 11/10/2009