Drugs and Supplements

Prescription Drugs

Robaxin, Methocarbamol, side effects, drug interactions, overdose, dosage
Brand name:

Robaxin

Generic name: Methocarbamol


Why is Robaxin prescribed?

Return to top

Robaxin is prescribed, along with rest, physical therapy, and other measures, for the relief of pain due to severe muscular injuries, sprains, and strains.


Most important fact about Robaxin

Return to top

Robaxin is not a substitute for the rest or physical therapy needed for proper healing.

Although the drug may temporarily make an injury feel better, do not let that tempt you into pushing your recovery. Lifting or exercising too soon may further damage the muscle.


How should you take Robaxin?

Return to top

Take Robaxin exactly as prescribed. Do not take a larger dose or use more often than directed.

  • If you miss a dose...
    If only an hour or so has passed, take it as soon as you remember. If you do not remember until later, skip the dose and go back to your regular schedule. Do not take 2 doses at once.
  • Storage instructions...
    Store at room temperature in a tightly closed container.

What side effects may occur?

Return to top

Side effects cannot be anticipated. If any develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking Robaxin.

  • Side effects may include:
    Abnormal taste, allergic reaction, amnesia, blurred vision, confusion, double vision, dizziness, drop in blood pressure and fainting, drowsiness, fever, flushing, headache, hives, indigestion, insomnia, itching, light-headedness, nasal congestion, nausea, pinkeye, poor coordination, rash, seizures, slowed heartbeat, uncontrolled eye movement, vertigo, vomiting, yellow eyes and skin

Why should Robaxin not be prescribed?

Return to top

If you are sensitive to or have ever had an allergic reaction to Robaxin or other drugs of this type, you should not take this medication. Make sure your doctor is aware of any drug reactions you have experienced.


Special warnings about Robaxin

Return to top

Robaxin can cause drowsiness and dizziness. Do not drive a car or operate potentially dangerous machinery until you know how the drug affects you.

Tell your doctor if you have kidney or liver disease. These conditions may affect Robaxin's effectiveness.

Avoid or be careful using alcoholic beverages.

Robaxin may darken urine to brown, green, or black.


Possible food and drug interactions when taking Robaxin

Return to top

If Robaxin is taken with certain other drugs, the effects of either can be increased, decreased, or altered. It is especially important to check with your doctor before combining Robaxin with drugs that slow the nervous system, including:

Alcohol

Drugs used to treat myasthenia gravis

Narcotic pain relievers such as oxycodone

Sleeping pills

Tranquilizers such as alprazolam


Special information if you are pregnant or breastfeeding

Return to top

There have been rare reports of harm to the developing baby following use of Robaxin during pregnancy. Pregnant women should take this drug only if the potential benefits clearly outweigh the possible risks. If you are pregnant or plan to become pregnant, inform your doctor immediately. It is not known if this drug appears in breast milk. If this medication is essential to your health, your doctor may advise you to discontinue breastfeeding your baby until your treatment is finished.


Recommended dosage for Robaxin

Return to top

ADULTS


Robaxin

The usual starting dose is 3 tablets taken 4 times a day. The usual long-term dose is 2 tablets taken 4 times a day.

Robaxin-750

The usual starting dose is 2 tablets taken 4 times a day. The usual long-term dose is 1 tablet taken every 4 hours or 2 tablets taken 3 times a day.

CHILDREN


The safety and effectiveness of Robaxin have not been established in children.


Overdosage

Return to top

Any drug taken in excess can have dangerous consequences. If you suspect an overdose of Robaxin, seek emergency medical treatment immediately.

  • Symptoms of Robaxin overdose may include:
    Blurred vision, coma, drowsiness, low blood pressure, nausea, seizures