metaxalone (generic name)

It is used to treat pain and stiffness in muscles caused by strains, sprains, or other injury
(me TAX a lone)
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What is this medicine?

METAXALONE (me TAX a lone) is a muscle relaxer. It is used to treat pain and stiffness in muscles caused by strains, sprains, or other injury.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
  • anemia or blood disorder
  • kidney disease
  • liver disease
  • an unusual or allergic reaction to metaxalone, other medicines, foods, dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast-feeding

How should I use this medicine?

Take this medicine by mouth. Swallow it with a full glass of water. Follow the directions on the prescription label. Do not take more medicine than you are told to take.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

  • alcohol or medicines that contain alcohol
  • antihistamines
  • medicines for depression, anxiety, and other mental conditions
  • medicines for pain like codeine, oxycodone, tramadol, and propoxyphene
  • medicines for sleep
  • phenobarbital

What should I watch for while using this medicine?

Check with your doctor or health care professional if your condition does not improve within 1 to 3 weeks.

You may get drowsy or dizzy when you first start taking the medicine or change doses. Do not drive, use machinery, or do anything that may be dangerous until you know how the medicine affects you. Stand or sit up slowly.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:
  • difficulty breathing
  • skin rash
  • unusually weak or tired
  • vomiting
  • swelling of face, lips, or tongue
  • yellow eyes or skin

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • headache
  • irritability
  • nervousness
  • stomach upset

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Keep container tightly closed. Throw away any unused medicine after the expiration date.

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.

Last Updated: February 27, 2009
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