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Carnitor

Generic Name: levocarnitine (oral) (LEE voe KAR ni teen)
Brand Name: Carnitor, L-Carnitine

Medically reviewed on June 15, 2018

What is Carnitor?

Carnitor is a naturally occurring substance that the body needs for energy.

Carnitor is used to treat carnitine deficiency.

Carnitor may also be used for purposes not listed in this medication guide.

Important Information

Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

Before taking this medicine

To make sure Carnitor is safe for you, tell your doctor if you have:

  • kidney disease (or if you are on dialysis);

  • a history of seizures; or

  • if you use a blood thinner (warfarin, Coumadin, Jantoven) and you have routine "INR" or prothrombin time tests.

Carnitor is not expected to harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant.

It is not known whether levocarnitine passes into breast milk or if it could harm a nursing baby. You should not breast-feed while using Carnitor.

How should I take Carnitor?

Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended.

Measure liquid medicine with the dosing syringe provided, or with a special dose-measuring spoon or medicine cup. If you do not have a dose-measuring device, ask your pharmacist for one.

The liquid medicine can be taken alone or mixed with a beverage or soft food. Sip or eat the mixture slowly.

Carnitor should be taken at evenly spaced intervals every 3 or 4 hours. This medicine works best if you take it with a meal or within 30 minutes after a meal.

While using Carnitor, you may need frequent blood tests.

Store at room temperature away from moisture and heat.

What happens if I miss a dose?

Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking Carnitor?

Follow your doctor's instructions about any restrictions on food, beverages, or activity.

Carnitor side effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have:

  • a seizure (convulsions).

Common side effects may include:

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.

See also: Side effects (in more detail)

What other drugs will affect Carnitor?

Other drugs may interact with levocarnitine, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.

Further information

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.

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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